880553640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 2692569600

約数和(自身を除く): 1812015960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 211, 249, 332, 415, 419, 422, 498, 633, 664, 830, 838, 844, 996, 1055, 1245, 1257, 1266, 1660, 1676, 1688, 1992, 2095, 2110, 2490, 2514, 2532, 3165, 3320, 3352, 4190, 4220, 4980, 5028, 5064, 6285, 6330, 8380, 8440, 9960, 10056, 12570, 12660, 16760, 17513, 25140, 25320, 34777, 35026, 50280, 52539, 69554, 70052, 87565, 88409, 104331, 105078, 139108, 140104, 173885, 175130, 176818, 208662, 210156, 262695, 265227, 278216, 347770, 350260, 353636, 417324, 420312, 442045, 521655, 525390, 530454, 695540, 700520, 707272, 834648, 884090, 1043310, 1050780, 1060908, 1326135, 1391080, 1768180, 2086620, 2101560, 2121816, 2652270, 3536360, 4173240, 5304540, 7337947, 10609080, 14675894, 22013841, 29351788, 36689735, 44027682, 58703576, 73379470, 88055364, 110069205, 146758940, 176110728, 220138410, 293517880, 440276820, 880553640]

約数ペア:

[(1, 880553640), (2, 440276820), (3, 293517880), (4, 220138410), (5, 176110728), (6, 146758940), (8, 110069205), (10, 88055364), (12, 73379470), (15, 58703576), (20, 44027682), (24, 36689735), (30, 29351788), (40, 22013841), (60, 14675894), (83, 10609080), (120, 7337947), (166, 5304540), (211, 4173240), (249, 3536360), (332, 2652270), (415, 2121816), (419, 2101560), (422, 2086620), (498, 1768180), (633, 1391080), (664, 1326135), (830, 1060908), (838, 1050780), (844, 1043310), (996, 884090), (1055, 834648), (1245, 707272), (1257, 700520), (1266, 695540), (1660, 530454), (1676, 525390), (1688, 521655), (1992, 442045), (2095, 420312), (2110, 417324), (2490, 353636), (2514, 350260), (2532, 347770), (3165, 278216), (3320, 265227), (3352, 262695), (4190, 210156), (4220, 208662), (4980, 176818), (5028, 175130), (5064, 173885), (6285, 140104), (6330, 139108), (8380, 105078), (8440, 104331), (9960, 88409), (10056, 87565), (12570, 70052), (12660, 69554), (16760, 52539), (17513, 50280), (25140, 35026), (25320, 34777)]