1889861220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4723}}^1$

素因数の和:4776

約数の個数: 240

約数和(自身を含む): 6722063040

約数和(自身を除く): 4832201820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 228, 234, 247, 260, 270, 285, 324, 342, 351, 380, 390, 405, 468, 494, 513, 540, 570, 585, 684, 702, 741, 780, 810, 855, 988, 1026, 1053, 1140, 1170, 1235, 1404, 1482, 1539, 1620, 1710, 1755, 2052, 2106, 2223, 2340, 2470, 2565, 2964, 3078, 3420, 3510, 3705, 4212, 4446, 4723, 4940, 5130, 5265, 6156, 6669, 7020, 7410, 7695, 8892, 9446, 10260, 10530, 11115, 13338, 14169, 14820, 15390, 18892, 20007, 21060, 22230, 23615, 26676, 28338, 30780, 33345, 40014, 42507, 44460, 47230, 56676, 61399, 66690, 70845, 80028, 85014, 89737, 94460, 100035, 122798, 127521, 133380, 141690, 170028, 179474, 184197, 200070, 212535, 245596, 255042, 269211, 283380, 306995, 358948, 368394, 382563, 400140, 425070, 448685, 510084, 538422, 552591, 613990, 637605, 736788, 765126, 807633, 850140, 897370, 920985, 1076844, 1105182, 1166581, 1227980, 1275210, 1346055, 1530252, 1615266, 1657773, 1794740, 1841970, 1912815, 2210364, 2333162, 2422899, 2550420, 2692110, 2762955, 3230532, 3315546, 3499743, 3683940, 3825630, 4038165, 4666324, 4845798, 4973319, 5384220, 5525910, 5832905, 6631092, 6999486, 7268697, 7651260, 8076330, 8288865, 9691596, 9946638, 10499229, 11051820, 11665810, 12114495, 13998972, 14537394, 16152660, 16577730, 17498715, 19893276, 20998458, 23331620, 24228990, 24866595, 29074788, 31497687, 33155460, 34997430, 36343485, 41996916, 48457980, 49733190, 52496145, 62995374, 69994860, 72686970, 94493061, 99466380, 104992290, 125990748, 145373940, 157488435, 188986122, 209984580, 314976870, 377972244, 472465305, 629953740, 944930610, 1889861220]

約数ペア:

[(1, 1889861220), (2, 944930610), (3, 629953740), (4, 472465305), (5, 377972244), (6, 314976870), (9, 209984580), (10, 188986122), (12, 157488435), (13, 145373940), (15, 125990748), (18, 104992290), (19, 99466380), (20, 94493061), (26, 72686970), (27, 69994860), (30, 62995374), (36, 52496145), (38, 49733190), (39, 48457980), (45, 41996916), (52, 36343485), (54, 34997430), (57, 33155460), (60, 31497687), (65, 29074788), (76, 24866595), (78, 24228990), (81, 23331620), (90, 20998458), (95, 19893276), (108, 17498715), (114, 16577730), (117, 16152660), (130, 14537394), (135, 13998972), (156, 12114495), (162, 11665810), (171, 11051820), (180, 10499229), (190, 9946638), (195, 9691596), (228, 8288865), (234, 8076330), (247, 7651260), (260, 7268697), (270, 6999486), (285, 6631092), (324, 5832905), (342, 5525910), (351, 5384220), (380, 4973319), (390, 4845798), (405, 4666324), (468, 4038165), (494, 3825630), (513, 3683940), (540, 3499743), (570, 3315546), (585, 3230532), (684, 2762955), (702, 2692110), (741, 2550420), (780, 2422899), (810, 2333162), (855, 2210364), (988, 1912815), (1026, 1841970), (1053, 1794740), (1140, 1657773), (1170, 1615266), (1235, 1530252), (1404, 1346055), (1482, 1275210), (1539, 1227980), (1620, 1166581), (1710, 1105182), (1755, 1076844), (2052, 920985), (2106, 897370), (2223, 850140), (2340, 807633), (2470, 765126), (2565, 736788), (2964, 637605), (3078, 613990), (3420, 552591), (3510, 538422), (3705, 510084), (4212, 448685), (4446, 425070), (4723, 400140), (4940, 382563), (5130, 368394), (5265, 358948), (6156, 306995), (6669, 283380), (7020, 269211), (7410, 255042), (7695, 245596), (8892, 212535), (9446, 200070), (10260, 184197), (10530, 179474), (11115, 170028), (13338, 141690), (14169, 133380), (14820, 127521), (15390, 122798), (18892, 100035), (20007, 94460), (21060, 89737), (22230, 85014), (23615, 80028), (26676, 70845), (28338, 66690), (30780, 61399), (33345, 56676), (40014, 47230), (42507, 44460)]