120392840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1350

約数の個数: 64

約数和(自身を含む): 283392000

約数和(自身を除く): 162999160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 790, 1229, 1240, 1580, 2449, 2458, 3160, 4898, 4916, 6145, 9796, 9832, 12245, 12290, 19592, 24490, 24580, 38099, 48980, 49160, 76198, 97091, 97960, 152396, 190495, 194182, 304792, 380990, 388364, 485455, 761980, 776728, 970910, 1523960, 1941820, 3009821, 3883640, 6019642, 12039284, 15049105, 24078568, 30098210, 60196420, 120392840]

約数ペア:

[(1, 120392840), (2, 60196420), (4, 30098210), (5, 24078568), (8, 15049105), (10, 12039284), (20, 6019642), (31, 3883640), (40, 3009821), (62, 1941820), (79, 1523960), (124, 970910), (155, 776728), (158, 761980), (248, 485455), (310, 388364), (316, 380990), (395, 304792), (620, 194182), (632, 190495), (790, 152396), (1229, 97960), (1240, 97091), (1580, 76198), (2449, 49160), (2458, 48980), (3160, 38099), (4898, 24580), (4916, 24490), (6145, 19592), (9796, 12290), (9832, 12245)]