121901520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:557

約数の個数: 160

約数和(自身を含む): 412473600

約数和(自身を除く): 290572080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 89, 104, 120, 130, 156, 178, 195, 208, 240, 260, 267, 312, 356, 390, 439, 445, 520, 534, 624, 712, 780, 878, 890, 1040, 1068, 1157, 1317, 1335, 1424, 1560, 1756, 1780, 2136, 2195, 2314, 2634, 2670, 3120, 3471, 3512, 3560, 4272, 4390, 4628, 5268, 5340, 5707, 5785, 6585, 6942, 7024, 7120, 8780, 9256, 10536, 10680, 11414, 11570, 13170, 13884, 17121, 17355, 17560, 18512, 21072, 21360, 22828, 23140, 26340, 27768, 28535, 34242, 34710, 35120, 39071, 45656, 46280, 52680, 55536, 57070, 68484, 69420, 78142, 85605, 91312, 92560, 105360, 114140, 117213, 136968, 138840, 156284, 171210, 195355, 228280, 234426, 273936, 277680, 312568, 342420, 390710, 456560, 468852, 507923, 586065, 625136, 684840, 781420, 937704, 1015846, 1172130, 1369680, 1523769, 1562840, 1875408, 2031692, 2344260, 2539615, 3047538, 3125680, 4063384, 4688520, 5079230, 6095076, 7618845, 8126768, 9377040, 10158460, 12190152, 15237690, 20316920, 24380304, 30475380, 40633840, 60950760, 121901520]

約数ペア:

[(1, 121901520), (2, 60950760), (3, 40633840), (4, 30475380), (5, 24380304), (6, 20316920), (8, 15237690), (10, 12190152), (12, 10158460), (13, 9377040), (15, 8126768), (16, 7618845), (20, 6095076), (24, 5079230), (26, 4688520), (30, 4063384), (39, 3125680), (40, 3047538), (48, 2539615), (52, 2344260), (60, 2031692), (65, 1875408), (78, 1562840), (80, 1523769), (89, 1369680), (104, 1172130), (120, 1015846), (130, 937704), (156, 781420), (178, 684840), (195, 625136), (208, 586065), (240, 507923), (260, 468852), (267, 456560), (312, 390710), (356, 342420), (390, 312568), (439, 277680), (445, 273936), (520, 234426), (534, 228280), (624, 195355), (712, 171210), (780, 156284), (878, 138840), (890, 136968), (1040, 117213), (1068, 114140), (1157, 105360), (1317, 92560), (1335, 91312), (1424, 85605), (1560, 78142), (1756, 69420), (1780, 68484), (2136, 57070), (2195, 55536), (2314, 52680), (2634, 46280), (2670, 45656), (3120, 39071), (3471, 35120), (3512, 34710), (3560, 34242), (4272, 28535), (4390, 27768), (4628, 26340), (5268, 23140), (5340, 22828), (5707, 21360), (5785, 21072), (6585, 18512), (6942, 17560), (7024, 17355), (7120, 17121), (8780, 13884), (9256, 13170), (10536, 11570), (10680, 11414)]