258511533420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{661121}}^1$

素因数の和:661173

約数の個数: 192

約数和(自身を含む): 888547968000

約数和(自身を除く): 630036434580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 343, 380, 399, 420, 490, 532, 570, 588, 665, 686, 735, 798, 931, 980, 1029, 1140, 1330, 1372, 1470, 1596, 1715, 1862, 1995, 2058, 2660, 2793, 2940, 3430, 3724, 3990, 4116, 4655, 5145, 5586, 6517, 6860, 7980, 9310, 10290, 11172, 13034, 13965, 18620, 19551, 20580, 26068, 27930, 32585, 39102, 55860, 65170, 78204, 97755, 130340, 195510, 391020, 661121, 1322242, 1983363, 2644484, 3305605, 3966726, 4627847, 6611210, 7933452, 9255694, 9916815, 12561299, 13222420, 13883541, 18511388, 19833630, 23139235, 25122598, 27767082, 32394929, 37683897, 39667260, 46278470, 50245196, 55534164, 62806495, 64789858, 69417705, 75367794, 87929093, 92556940, 97184787, 125612990, 129579716, 138835410, 150735588, 161974645, 175858186, 188419485, 194369574, 226764503, 251225980, 263787279, 277670820, 323949290, 351716372, 376838970, 388739148, 439645465, 453529006, 485923935, 527574558, 615503651, 647898580, 680293509, 753677940, 879290930, 907058012, 971847870, 1055149116, 1133822515, 1231007302, 1318936395, 1360587018, 1758581860, 1846510953, 1943695740, 2267645030, 2462014604, 2637872790, 2721174036, 3077518255, 3401467545, 3693021906, 4308525557, 4535290060, 5275745580, 6155036510, 6802935090, 7386043812, 8617051114, 9232554765, 12310073020, 12925576671, 13605870180, 17234102228, 18465109530, 21542627785, 25851153342, 36930219060, 43085255570, 51702306684, 64627883355, 86170511140, 129255766710, 258511533420]

約数ペア:

[(1, 258511533420), (2, 129255766710), (3, 86170511140), (4, 64627883355), (5, 51702306684), (6, 43085255570), (7, 36930219060), (10, 25851153342), (12, 21542627785), (14, 18465109530), (15, 17234102228), (19, 13605870180), (20, 12925576671), (21, 12310073020), (28, 9232554765), (30, 8617051114), (35, 7386043812), (38, 6802935090), (42, 6155036510), (49, 5275745580), (57, 4535290060), (60, 4308525557), (70, 3693021906), (76, 3401467545), (84, 3077518255), (95, 2721174036), (98, 2637872790), (105, 2462014604), (114, 2267645030), (133, 1943695740), (140, 1846510953), (147, 1758581860), (190, 1360587018), (196, 1318936395), (210, 1231007302), (228, 1133822515), (245, 1055149116), (266, 971847870), (285, 907058012), (294, 879290930), (343, 753677940), (380, 680293509), (399, 647898580), (420, 615503651), (490, 527574558), (532, 485923935), (570, 453529006), (588, 439645465), (665, 388739148), (686, 376838970), (735, 351716372), (798, 323949290), (931, 277670820), (980, 263787279), (1029, 251225980), (1140, 226764503), (1330, 194369574), (1372, 188419485), (1470, 175858186), (1596, 161974645), (1715, 150735588), (1862, 138835410), (1995, 129579716), (2058, 125612990), (2660, 97184787), (2793, 92556940), (2940, 87929093), (3430, 75367794), (3724, 69417705), (3990, 64789858), (4116, 62806495), (4655, 55534164), (5145, 50245196), (5586, 46278470), (6517, 39667260), (6860, 37683897), (7980, 32394929), (9310, 27767082), (10290, 25122598), (11172, 23139235), (13034, 19833630), (13965, 18511388), (18620, 13883541), (19551, 13222420), (20580, 12561299), (26068, 9916815), (27930, 9255694), (32585, 7933452), (39102, 6611210), (55860, 4627847), (65170, 3966726), (78204, 3305605), (97755, 2644484), (130340, 1983363), (195510, 1322242), (391020, 661121)]