1620231840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59219}}^1$

素因数の和:59259

約数の個数: 144

約数和(自身を含む): 5820141600

約数和(自身を除く): 4199909760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 27360, 59219, 118438, 177657, 236876, 296095, 355314, 473752, 532971, 592190, 710628, 888285, 947504, 1065942, 1125161, 1184380, 1421256, 1776570, 1895008, 2131884, 2250322, 2368760, 2664855, 2842512, 3375483, 3553140, 4263768, 4500644, 4737520, 5329710, 5625805, 5685024, 6750966, 7106280, 8527536, 9001288, 9475040, 10126449, 10659420, 11251610, 13501932, 14212560, 16877415, 17055072, 18002576, 20252898, 21318840, 22503220, 27003864, 28425120, 33754830, 36005152, 40505796, 42637680, 45006440, 50632245, 54007728, 67509660, 81011592, 85275360, 90012880, 101264490, 108015456, 135019320, 162023184, 180025760, 202528980, 270038640, 324046368, 405057960, 540077280, 810115920, 1620231840]

約数ペア:

[(1, 1620231840), (2, 810115920), (3, 540077280), (4, 405057960), (5, 324046368), (6, 270038640), (8, 202528980), (9, 180025760), (10, 162023184), (12, 135019320), (15, 108015456), (16, 101264490), (18, 90012880), (19, 85275360), (20, 81011592), (24, 67509660), (30, 54007728), (32, 50632245), (36, 45006440), (38, 42637680), (40, 40505796), (45, 36005152), (48, 33754830), (57, 28425120), (60, 27003864), (72, 22503220), (76, 21318840), (80, 20252898), (90, 18002576), (95, 17055072), (96, 16877415), (114, 14212560), (120, 13501932), (144, 11251610), (152, 10659420), (160, 10126449), (171, 9475040), (180, 9001288), (190, 8527536), (228, 7106280), (240, 6750966), (285, 5685024), (288, 5625805), (304, 5329710), (342, 4737520), (360, 4500644), (380, 4263768), (456, 3553140), (480, 3375483), (570, 2842512), (608, 2664855), (684, 2368760), (720, 2250322), (760, 2131884), (855, 1895008), (912, 1776570), (1140, 1421256), (1368, 1184380), (1440, 1125161), (1520, 1065942), (1710, 947504), (1824, 888285), (2280, 710628), (2736, 592190), (3040, 532971), (3420, 473752), (4560, 355314), (5472, 296095), (6840, 236876), (9120, 177657), (13680, 118438), (27360, 59219)]