5421780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 20302464

約数和(自身を除く): 14880684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 331, 364, 390, 420, 455, 468, 546, 585, 630, 662, 780, 819, 910, 993, 1092, 1170, 1260, 1324, 1365, 1638, 1655, 1820, 1986, 2317, 2340, 2730, 2979, 3276, 3310, 3972, 4095, 4303, 4634, 4965, 5460, 5958, 6620, 6951, 8190, 8606, 9268, 9930, 11585, 11916, 12909, 13902, 14895, 16380, 17212, 19860, 20853, 21515, 23170, 25818, 27804, 29790, 30121, 34755, 38727, 41706, 43030, 46340, 51636, 59580, 60242, 64545, 69510, 77454, 83412, 86060, 90363, 104265, 120484, 129090, 139020, 150605, 154908, 180726, 193635, 208530, 258180, 271089, 301210, 361452, 387270, 417060, 451815, 542178, 602420, 774540, 903630, 1084356, 1355445, 1807260, 2710890, 5421780]

約数ペア:

[(1, 5421780), (2, 2710890), (3, 1807260), (4, 1355445), (5, 1084356), (6, 903630), (7, 774540), (9, 602420), (10, 542178), (12, 451815), (13, 417060), (14, 387270), (15, 361452), (18, 301210), (20, 271089), (21, 258180), (26, 208530), (28, 193635), (30, 180726), (35, 154908), (36, 150605), (39, 139020), (42, 129090), (45, 120484), (52, 104265), (60, 90363), (63, 86060), (65, 83412), (70, 77454), (78, 69510), (84, 64545), (90, 60242), (91, 59580), (105, 51636), (117, 46340), (126, 43030), (130, 41706), (140, 38727), (156, 34755), (180, 30121), (182, 29790), (195, 27804), (210, 25818), (234, 23170), (252, 21515), (260, 20853), (273, 19860), (315, 17212), (331, 16380), (364, 14895), (390, 13902), (420, 12909), (455, 11916), (468, 11585), (546, 9930), (585, 9268), (630, 8606), (662, 8190), (780, 6951), (819, 6620), (910, 5958), (993, 5460), (1092, 4965), (1170, 4634), (1260, 4303), (1324, 4095), (1365, 3972), (1638, 3310), (1655, 3276), (1820, 2979), (1986, 2730), (2317, 2340)]