21376234620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{1289}}^1$

素因数の和:1709

約数の個数: 288

約数和(自身を含む): 73758484800

約数和(自身を除く): 52382250180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 373, 380, 390, 468, 494, 570, 585, 684, 741, 746, 780, 855, 988, 1119, 1140, 1170, 1235, 1289, 1482, 1492, 1710, 1865, 2223, 2238, 2340, 2470, 2578, 2964, 3357, 3420, 3705, 3730, 3867, 4446, 4476, 4849, 4940, 5156, 5595, 6445, 6714, 7087, 7410, 7460, 7734, 8892, 9698, 11115, 11190, 11601, 12890, 13428, 14174, 14547, 14820, 15468, 16757, 16785, 19335, 19396, 21261, 22230, 22380, 23202, 24245, 24491, 25780, 28348, 29094, 33514, 33570, 35435, 38670, 42522, 43641, 44460, 46404, 48490, 48982, 50271, 58005, 58188, 63783, 67028, 67140, 70870, 72735, 73473, 77340, 83785, 85044, 87282, 92131, 96980, 97964, 100542, 106305, 116010, 122455, 127566, 141740, 145470, 146946, 150813, 167570, 174564, 184262, 201084, 212610, 218205, 220419, 232020, 244910, 251355, 255132, 276393, 290940, 293892, 301626, 318383, 318915, 335140, 367365, 368524, 425220, 436410, 440838, 460655, 480797, 489820, 502710, 552786, 603252, 636766, 637830, 734730, 754065, 829179, 872820, 881676, 921310, 955149, 961594, 1005420, 1102095, 1105572, 1273532, 1275660, 1381965, 1442391, 1469460, 1508130, 1591915, 1658358, 1842620, 1910298, 1923188, 2204190, 2403985, 2763930, 2865447, 2884782, 3016260, 3183830, 3316716, 3820596, 4145895, 4327173, 4408380, 4775745, 4807970, 5527860, 5730894, 5769564, 6250361, 6367660, 7211955, 8291790, 8654346, 9135143, 9551490, 9615940, 11461788, 12500722, 14327235, 14423910, 16583580, 17308692, 18270286, 18751083, 19102980, 21635865, 25001444, 27405429, 28654470, 28847820, 31251805, 36540572, 37502166, 43271730, 45675715, 54810858, 56253249, 57308940, 62503610, 75004332, 82216287, 86543460, 91351430, 93755415, 109621716, 112506498, 118756859, 125007220, 137027145, 164432574, 182702860, 187510830, 225012996, 237513718, 274054290, 281266245, 328865148, 356270577, 375021660, 411081435, 475027436, 548108580, 562532490, 593784295, 712541154, 822162870, 1068811731, 1125064980, 1187568590, 1425082308, 1644325740, 1781352885, 2137623462, 2375137180, 3562705770, 4275246924, 5344058655, 7125411540, 10688117310, 21376234620]

約数ペア:

[(1, 21376234620), (2, 10688117310), (3, 7125411540), (4, 5344058655), (5, 4275246924), (6, 3562705770), (9, 2375137180), (10, 2137623462), (12, 1781352885), (13, 1644325740), (15, 1425082308), (18, 1187568590), (19, 1125064980), (20, 1068811731), (26, 822162870), (30, 712541154), (36, 593784295), (38, 562532490), (39, 548108580), (45, 475027436), (52, 411081435), (57, 375021660), (60, 356270577), (65, 328865148), (76, 281266245), (78, 274054290), (90, 237513718), (95, 225012996), (114, 187510830), (117, 182702860), (130, 164432574), (156, 137027145), (171, 125007220), (180, 118756859), (190, 112506498), (195, 109621716), (228, 93755415), (234, 91351430), (247, 86543460), (260, 82216287), (285, 75004332), (342, 62503610), (373, 57308940), (380, 56253249), (390, 54810858), (468, 45675715), (494, 43271730), (570, 37502166), (585, 36540572), (684, 31251805), (741, 28847820), (746, 28654470), (780, 27405429), (855, 25001444), (988, 21635865), (1119, 19102980), (1140, 18751083), (1170, 18270286), (1235, 17308692), (1289, 16583580), (1482, 14423910), (1492, 14327235), (1710, 12500722), (1865, 11461788), (2223, 9615940), (2238, 9551490), (2340, 9135143), (2470, 8654346), (2578, 8291790), (2964, 7211955), (3357, 6367660), (3420, 6250361), (3705, 5769564), (3730, 5730894), (3867, 5527860), (4446, 4807970), (4476, 4775745), (4849, 4408380), (4940, 4327173), (5156, 4145895), (5595, 3820596), (6445, 3316716), (6714, 3183830), (7087, 3016260), (7410, 2884782), (7460, 2865447), (7734, 2763930), (8892, 2403985), (9698, 2204190), (11115, 1923188), (11190, 1910298), (11601, 1842620), (12890, 1658358), (13428, 1591915), (14174, 1508130), (14547, 1469460), (14820, 1442391), (15468, 1381965), (16757, 1275660), (16785, 1273532), (19335, 1105572), (19396, 1102095), (21261, 1005420), (22230, 961594), (22380, 955149), (23202, 921310), (24245, 881676), (24491, 872820), (25780, 829179), (28348, 754065), (29094, 734730), (33514, 637830), (33570, 636766), (35435, 603252), (38670, 552786), (42522, 502710), (43641, 489820), (44460, 480797), (46404, 460655), (48490, 440838), (48982, 436410), (50271, 425220), (58005, 368524), (58188, 367365), (63783, 335140), (67028, 318915), (67140, 318383), (70870, 301626), (72735, 293892), (73473, 290940), (77340, 276393), (83785, 255132), (85044, 251355), (87282, 244910), (92131, 232020), (96980, 220419), (97964, 218205), (100542, 212610), (106305, 201084), (116010, 184262), (122455, 174564), (127566, 167570), (141740, 150813), (145470, 146946)]