258389040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11831}}^1$

素因数の和:11867

約数の個数: 160

約数和(自身を含む): 985936896

約数和(自身を除く): 727547856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 11831, 21840, 23662, 35493, 47324, 59155, 70986, 82817, 94648, 118310, 141972, 153803, 165634, 177465, 189296, 236620, 248451, 283944, 307606, 331268, 354930, 414085, 461409, 473240, 496902, 567888, 615212, 662536, 709860, 769015, 828170, 922818, 946480, 993804, 1076621, 1230424, 1242255, 1325072, 1419720, 1538030, 1656340, 1845636, 1987608, 2153242, 2307045, 2460848, 2484510, 2839440, 3076060, 3229863, 3312680, 3691272, 3975216, 4306484, 4614090, 4969020, 5383105, 6152120, 6459726, 6625360, 7382544, 8612968, 9228180, 9938040, 10766210, 12304240, 12919452, 16149315, 17225936, 18456360, 19876080, 21532420, 25838904, 32298630, 36912720, 43064840, 51677808, 64597260, 86129680, 129194520, 258389040]

約数ペア:

[(1, 258389040), (2, 129194520), (3, 86129680), (4, 64597260), (5, 51677808), (6, 43064840), (7, 36912720), (8, 32298630), (10, 25838904), (12, 21532420), (13, 19876080), (14, 18456360), (15, 17225936), (16, 16149315), (20, 12919452), (21, 12304240), (24, 10766210), (26, 9938040), (28, 9228180), (30, 8612968), (35, 7382544), (39, 6625360), (40, 6459726), (42, 6152120), (48, 5383105), (52, 4969020), (56, 4614090), (60, 4306484), (65, 3975216), (70, 3691272), (78, 3312680), (80, 3229863), (84, 3076060), (91, 2839440), (104, 2484510), (105, 2460848), (112, 2307045), (120, 2153242), (130, 1987608), (140, 1845636), (156, 1656340), (168, 1538030), (182, 1419720), (195, 1325072), (208, 1242255), (210, 1230424), (240, 1076621), (260, 993804), (273, 946480), (280, 922818), (312, 828170), (336, 769015), (364, 709860), (390, 662536), (420, 615212), (455, 567888), (520, 496902), (546, 473240), (560, 461409), (624, 414085), (728, 354930), (780, 331268), (840, 307606), (910, 283944), (1040, 248451), (1092, 236620), (1365, 189296), (1456, 177465), (1560, 165634), (1680, 153803), (1820, 141972), (2184, 118310), (2730, 94648), (3120, 82817), (3640, 70986), (4368, 59155), (5460, 47324), (7280, 35493), (10920, 23662), (11831, 21840)]