28964520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2063}}^1$

素因数の和:2096

約数の個数: 128

約数和(自身を含む): 104025600

約数和(自身を除く): 75061080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2063, 2340, 2808, 3510, 4126, 4680, 6189, 7020, 8252, 10315, 12378, 14040, 16504, 18567, 20630, 24756, 26819, 30945, 37134, 41260, 49512, 53638, 55701, 61890, 74268, 80457, 82520, 92835, 107276, 111402, 123780, 134095, 148536, 160914, 185670, 214552, 222804, 241371, 247560, 268190, 278505, 321828, 371340, 402285, 445608, 482742, 536380, 557010, 643656, 724113, 742680, 804570, 965484, 1072760, 1114020, 1206855, 1448226, 1609140, 1930968, 2228040, 2413710, 2896452, 3218280, 3620565, 4827420, 5792904, 7241130, 9654840, 14482260, 28964520]

約数ペア:

[(1, 28964520), (2, 14482260), (3, 9654840), (4, 7241130), (5, 5792904), (6, 4827420), (8, 3620565), (9, 3218280), (10, 2896452), (12, 2413710), (13, 2228040), (15, 1930968), (18, 1609140), (20, 1448226), (24, 1206855), (26, 1114020), (27, 1072760), (30, 965484), (36, 804570), (39, 742680), (40, 724113), (45, 643656), (52, 557010), (54, 536380), (60, 482742), (65, 445608), (72, 402285), (78, 371340), (90, 321828), (104, 278505), (108, 268190), (117, 247560), (120, 241371), (130, 222804), (135, 214552), (156, 185670), (180, 160914), (195, 148536), (216, 134095), (234, 123780), (260, 111402), (270, 107276), (312, 92835), (351, 82520), (360, 80457), (390, 74268), (468, 61890), (520, 55701), (540, 53638), (585, 49512), (702, 41260), (780, 37134), (936, 30945), (1080, 26819), (1170, 24756), (1404, 20630), (1560, 18567), (1755, 16504), (2063, 14040), (2340, 12378), (2808, 10315), (3510, 8252), (4126, 7020), (4680, 6189)]