217098120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 670602240

約数和(自身を除く): 453504120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 83, 120, 142, 166, 213, 249, 284, 307, 332, 355, 415, 426, 498, 568, 614, 664, 710, 830, 852, 921, 996, 1065, 1228, 1245, 1420, 1535, 1660, 1704, 1842, 1992, 2130, 2456, 2490, 2840, 3070, 3320, 3684, 4260, 4605, 4980, 5893, 6140, 7368, 8520, 9210, 9960, 11786, 12280, 17679, 18420, 21797, 23572, 25481, 29465, 35358, 36840, 43594, 47144, 50962, 58930, 65391, 70716, 76443, 87188, 88395, 101924, 108985, 117860, 127405, 130782, 141432, 152886, 174376, 176790, 203848, 217970, 235720, 254810, 261564, 305772, 326955, 353580, 382215, 435940, 509620, 523128, 611544, 653910, 707160, 764430, 871880, 1019240, 1307820, 1528860, 1809151, 2615640, 3057720, 3618302, 5427453, 7236604, 9045755, 10854906, 14473208, 18091510, 21709812, 27137265, 36183020, 43419624, 54274530, 72366040, 108549060, 217098120]

約数ペア:

[(1, 217098120), (2, 108549060), (3, 72366040), (4, 54274530), (5, 43419624), (6, 36183020), (8, 27137265), (10, 21709812), (12, 18091510), (15, 14473208), (20, 10854906), (24, 9045755), (30, 7236604), (40, 5427453), (60, 3618302), (71, 3057720), (83, 2615640), (120, 1809151), (142, 1528860), (166, 1307820), (213, 1019240), (249, 871880), (284, 764430), (307, 707160), (332, 653910), (355, 611544), (415, 523128), (426, 509620), (498, 435940), (568, 382215), (614, 353580), (664, 326955), (710, 305772), (830, 261564), (852, 254810), (921, 235720), (996, 217970), (1065, 203848), (1228, 176790), (1245, 174376), (1420, 152886), (1535, 141432), (1660, 130782), (1704, 127405), (1842, 117860), (1992, 108985), (2130, 101924), (2456, 88395), (2490, 87188), (2840, 76443), (3070, 70716), (3320, 65391), (3684, 58930), (4260, 50962), (4605, 47144), (4980, 43594), (5893, 36840), (6140, 35358), (7368, 29465), (8520, 25481), (9210, 23572), (9960, 21797), (11786, 18420), (12280, 17679)]