198692520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1901}}^1$

素因数の和:1995

約数の個数: 128

約数和(自身を含む): 651853440

約数和(自身を除く): 453160920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 1901, 2010, 2613, 2680, 3484, 3802, 4020, 4355, 5226, 5703, 6968, 7604, 8040, 8710, 9505, 10452, 11406, 13065, 15208, 17420, 19010, 20904, 22812, 24713, 26130, 28515, 34840, 38020, 45624, 49426, 52260, 57030, 74139, 76040, 98852, 104520, 114060, 123565, 127367, 148278, 197704, 228120, 247130, 254734, 296556, 370695, 382101, 494260, 509468, 593112, 636835, 741390, 764202, 988520, 1018936, 1273670, 1482780, 1528404, 1655771, 1910505, 2547340, 2965560, 3056808, 3311542, 3821010, 4967313, 5094680, 6623084, 7642020, 8278855, 9934626, 13246168, 15284040, 16557710, 19869252, 24836565, 33115420, 39738504, 49673130, 66230840, 99346260, 198692520]

約数ペア:

[(1, 198692520), (2, 99346260), (3, 66230840), (4, 49673130), (5, 39738504), (6, 33115420), (8, 24836565), (10, 19869252), (12, 16557710), (13, 15284040), (15, 13246168), (20, 9934626), (24, 8278855), (26, 7642020), (30, 6623084), (39, 5094680), (40, 4967313), (52, 3821010), (60, 3311542), (65, 3056808), (67, 2965560), (78, 2547340), (104, 1910505), (120, 1655771), (130, 1528404), (134, 1482780), (156, 1273670), (195, 1018936), (201, 988520), (260, 764202), (268, 741390), (312, 636835), (335, 593112), (390, 509468), (402, 494260), (520, 382101), (536, 370695), (670, 296556), (780, 254734), (804, 247130), (871, 228120), (1005, 197704), (1340, 148278), (1560, 127367), (1608, 123565), (1742, 114060), (1901, 104520), (2010, 98852), (2613, 76040), (2680, 74139), (3484, 57030), (3802, 52260), (4020, 49426), (4355, 45624), (5226, 38020), (5703, 34840), (6968, 28515), (7604, 26130), (8040, 24713), (8710, 22812), (9505, 20904), (10452, 19010), (11406, 17420), (13065, 15208)]