155486560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 379663200

約数和(自身を除く): 224176640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 89, 122, 160, 178, 179, 244, 305, 356, 358, 445, 488, 610, 712, 716, 890, 895, 976, 1220, 1424, 1432, 1780, 1790, 1952, 2440, 2848, 2864, 3560, 3580, 4880, 5429, 5728, 7120, 7160, 9760, 10858, 10919, 14240, 14320, 15931, 21716, 21838, 27145, 28640, 31862, 43432, 43676, 54290, 54595, 63724, 79655, 86864, 87352, 108580, 109190, 127448, 159310, 173728, 174704, 217160, 218380, 254896, 318620, 349408, 434320, 436760, 509792, 637240, 868640, 873520, 971791, 1274480, 1747040, 1943582, 2548960, 3887164, 4858955, 7774328, 9717910, 15548656, 19435820, 31097312, 38871640, 77743280, 155486560]

約数ペア:

[(1, 155486560), (2, 77743280), (4, 38871640), (5, 31097312), (8, 19435820), (10, 15548656), (16, 9717910), (20, 7774328), (32, 4858955), (40, 3887164), (61, 2548960), (80, 1943582), (89, 1747040), (122, 1274480), (160, 971791), (178, 873520), (179, 868640), (244, 637240), (305, 509792), (356, 436760), (358, 434320), (445, 349408), (488, 318620), (610, 254896), (712, 218380), (716, 217160), (890, 174704), (895, 173728), (976, 159310), (1220, 127448), (1424, 109190), (1432, 108580), (1780, 87352), (1790, 86864), (1952, 79655), (2440, 63724), (2848, 54595), (2864, 54290), (3560, 43676), (3580, 43432), (4880, 31862), (5429, 28640), (5728, 27145), (7120, 21838), (7160, 21716), (9760, 15931), (10858, 14320), (10919, 14240)]