128689470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:879

約数の個数: 192

約数和(自身を含む): 434004480

約数和(自身を除く): 305315010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 30, 35, 38, 39, 42, 45, 57, 63, 65, 70, 78, 90, 91, 95, 105, 114, 117, 126, 130, 133, 171, 182, 190, 195, 210, 234, 247, 266, 273, 285, 315, 342, 390, 399, 455, 494, 546, 570, 585, 630, 665, 741, 798, 819, 827, 855, 910, 1170, 1197, 1235, 1330, 1365, 1482, 1638, 1654, 1710, 1729, 1995, 2223, 2394, 2470, 2481, 2730, 3458, 3705, 3990, 4095, 4135, 4446, 4962, 5187, 5789, 5985, 7410, 7443, 8190, 8270, 8645, 10374, 10751, 11115, 11578, 11970, 12405, 14886, 15561, 15713, 17290, 17367, 21502, 22230, 24810, 25935, 28945, 31122, 31426, 32253, 34734, 37215, 47139, 51870, 52101, 53755, 57890, 64506, 74430, 75257, 77805, 78565, 86835, 94278, 96759, 104202, 107510, 109991, 141417, 150514, 155610, 157130, 161265, 173670, 193518, 204269, 219982, 225771, 235695, 260505, 282834, 322530, 329973, 376285, 408538, 451542, 471390, 483795, 521010, 549955, 612807, 659946, 677313, 707085, 752570, 967590, 989919, 1021345, 1099910, 1128855, 1225614, 1354626, 1414170, 1429883, 1649865, 1838421, 1979838, 2042690, 2257710, 2859766, 3064035, 3299730, 3386565, 3676842, 4289649, 4949595, 6128070, 6773130, 7149415, 8579298, 9192105, 9899190, 12868947, 14298830, 18384210, 21448245, 25737894, 42896490, 64344735, 128689470]

約数ペア:

[(1, 128689470), (2, 64344735), (3, 42896490), (5, 25737894), (6, 21448245), (7, 18384210), (9, 14298830), (10, 12868947), (13, 9899190), (14, 9192105), (15, 8579298), (18, 7149415), (19, 6773130), (21, 6128070), (26, 4949595), (30, 4289649), (35, 3676842), (38, 3386565), (39, 3299730), (42, 3064035), (45, 2859766), (57, 2257710), (63, 2042690), (65, 1979838), (70, 1838421), (78, 1649865), (90, 1429883), (91, 1414170), (95, 1354626), (105, 1225614), (114, 1128855), (117, 1099910), (126, 1021345), (130, 989919), (133, 967590), (171, 752570), (182, 707085), (190, 677313), (195, 659946), (210, 612807), (234, 549955), (247, 521010), (266, 483795), (273, 471390), (285, 451542), (315, 408538), (342, 376285), (390, 329973), (399, 322530), (455, 282834), (494, 260505), (546, 235695), (570, 225771), (585, 219982), (630, 204269), (665, 193518), (741, 173670), (798, 161265), (819, 157130), (827, 155610), (855, 150514), (910, 141417), (1170, 109991), (1197, 107510), (1235, 104202), (1330, 96759), (1365, 94278), (1482, 86835), (1638, 78565), (1654, 77805), (1710, 75257), (1729, 74430), (1995, 64506), (2223, 57890), (2394, 53755), (2470, 52101), (2481, 51870), (2730, 47139), (3458, 37215), (3705, 34734), (3990, 32253), (4095, 31426), (4135, 31122), (4446, 28945), (4962, 25935), (5187, 24810), (5789, 22230), (5985, 21502), (7410, 17367), (7443, 17290), (8190, 15713), (8270, 15561), (8645, 14886), (10374, 12405), (10751, 11970), (11115, 11578)]