642404880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68633}}^1$

素因数の和:68665

約数の個数: 120

約数和(自身を含む): 2323398168

約数和(自身を除く): 1680993288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 68633, 137266, 205899, 274532, 343165, 411798, 549064, 617697, 686330, 823596, 892229, 1029495, 1098128, 1235394, 1372660, 1647192, 1784458, 2058990, 2470788, 2676687, 2745320, 3088485, 3294384, 3568916, 4117980, 4461145, 4941576, 5353374, 5490640, 6176970, 7137832, 8030061, 8235960, 8922290, 9883152, 10706748, 12353940, 13383435, 14275664, 16060122, 16471920, 17844580, 21413496, 24707880, 26766870, 32120244, 35689160, 40150305, 42826992, 49415760, 53533740, 64240488, 71378320, 80300610, 107067480, 128480976, 160601220, 214134960, 321202440, 642404880]

約数ペア:

[(1, 642404880), (2, 321202440), (3, 214134960), (4, 160601220), (5, 128480976), (6, 107067480), (8, 80300610), (9, 71378320), (10, 64240488), (12, 53533740), (13, 49415760), (15, 42826992), (16, 40150305), (18, 35689160), (20, 32120244), (24, 26766870), (26, 24707880), (30, 21413496), (36, 17844580), (39, 16471920), (40, 16060122), (45, 14275664), (48, 13383435), (52, 12353940), (60, 10706748), (65, 9883152), (72, 8922290), (78, 8235960), (80, 8030061), (90, 7137832), (104, 6176970), (117, 5490640), (120, 5353374), (130, 4941576), (144, 4461145), (156, 4117980), (180, 3568916), (195, 3294384), (208, 3088485), (234, 2745320), (240, 2676687), (260, 2470788), (312, 2058990), (360, 1784458), (390, 1647192), (468, 1372660), (520, 1235394), (585, 1098128), (624, 1029495), (720, 892229), (780, 823596), (936, 686330), (1040, 617697), (1170, 549064), (1560, 411798), (1872, 343165), (2340, 274532), (3120, 205899), (4680, 137266), (9360, 68633)]