204858240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4639}}^1$

素因数の和:4684

約数の個数: 128

約数和(自身を含む): 681523200

約数和(自身を除く): 476664960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 4639, 5520, 7360, 8832, 9278, 11040, 13917, 14720, 18556, 22080, 23195, 27834, 37112, 44160, 46390, 55668, 69585, 74224, 92780, 106697, 111336, 139170, 148448, 185560, 213394, 222672, 278340, 296896, 320091, 371120, 426788, 445344, 533485, 556680, 593792, 640182, 742240, 853576, 890688, 1066970, 1113360, 1280364, 1484480, 1600455, 1707152, 1781376, 2133940, 2226720, 2560728, 2968960, 3200910, 3414304, 4267880, 4453440, 5121456, 6401820, 6828608, 8535760, 8906880, 10242912, 12803640, 13657216, 17071520, 20485824, 25607280, 34143040, 40971648, 51214560, 68286080, 102429120, 204858240]

約数ペア:

[(1, 204858240), (2, 102429120), (3, 68286080), (4, 51214560), (5, 40971648), (6, 34143040), (8, 25607280), (10, 20485824), (12, 17071520), (15, 13657216), (16, 12803640), (20, 10242912), (23, 8906880), (24, 8535760), (30, 6828608), (32, 6401820), (40, 5121456), (46, 4453440), (48, 4267880), (60, 3414304), (64, 3200910), (69, 2968960), (80, 2560728), (92, 2226720), (96, 2133940), (115, 1781376), (120, 1707152), (128, 1600455), (138, 1484480), (160, 1280364), (184, 1113360), (192, 1066970), (230, 890688), (240, 853576), (276, 742240), (320, 640182), (345, 593792), (368, 556680), (384, 533485), (460, 445344), (480, 426788), (552, 371120), (640, 320091), (690, 296896), (736, 278340), (920, 222672), (960, 213394), (1104, 185560), (1380, 148448), (1472, 139170), (1840, 111336), (1920, 106697), (2208, 92780), (2760, 74224), (2944, 69585), (3680, 55668), (4416, 46390), (4639, 44160), (5520, 37112), (7360, 27834), (8832, 23195), (9278, 22080), (11040, 18556), (13917, 14720)]