260866320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:742

約数の個数: 240

約数和(自身を含む): 958646976

約数和(自身を除く): 697780656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 121, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 242, 260, 264, 286, 312, 330, 363, 390, 429, 440, 484, 520, 528, 572, 605, 624, 660, 691, 715, 726, 780, 858, 880, 968, 1040, 1144, 1210, 1320, 1382, 1430, 1452, 1560, 1573, 1716, 1815, 1936, 2073, 2145, 2288, 2420, 2640, 2764, 2860, 2904, 3120, 3146, 3432, 3455, 3630, 4146, 4290, 4719, 4840, 5528, 5720, 5808, 6292, 6864, 6910, 7260, 7601, 7865, 8292, 8580, 8983, 9438, 9680, 10365, 11056, 11440, 12584, 13820, 14520, 15202, 15730, 16584, 17160, 17966, 18876, 20730, 22803, 23595, 25168, 26949, 27640, 29040, 30404, 31460, 33168, 34320, 35932, 37752, 38005, 41460, 44915, 45606, 47190, 53898, 55280, 60808, 62920, 71864, 75504, 76010, 82920, 83611, 89830, 91212, 94380, 98813, 107796, 114015, 121616, 125840, 134745, 143728, 152020, 165840, 167222, 179660, 182424, 188760, 197626, 215592, 228030, 250833, 269490, 296439, 304040, 334444, 359320, 364848, 377520, 395252, 418055, 431184, 456060, 494065, 501666, 538980, 592878, 608080, 668888, 718640, 790504, 836110, 912120, 988130, 1003332, 1077960, 1086943, 1185756, 1254165, 1337776, 1482195, 1581008, 1672220, 1824240, 1976260, 2006664, 2155920, 2173886, 2371512, 2508330, 2964390, 3260829, 3344440, 3952520, 4013328, 4347772, 4743024, 5016660, 5434715, 5928780, 6521658, 6688880, 7905040, 8695544, 10033320, 10869430, 11857560, 13043316, 16304145, 17391088, 20066640, 21738860, 23715120, 26086632, 32608290, 43477720, 52173264, 65216580, 86955440, 130433160, 260866320]

約数ペア:

[(1, 260866320), (2, 130433160), (3, 86955440), (4, 65216580), (5, 52173264), (6, 43477720), (8, 32608290), (10, 26086632), (11, 23715120), (12, 21738860), (13, 20066640), (15, 17391088), (16, 16304145), (20, 13043316), (22, 11857560), (24, 10869430), (26, 10033320), (30, 8695544), (33, 7905040), (39, 6688880), (40, 6521658), (44, 5928780), (48, 5434715), (52, 5016660), (55, 4743024), (60, 4347772), (65, 4013328), (66, 3952520), (78, 3344440), (80, 3260829), (88, 2964390), (104, 2508330), (110, 2371512), (120, 2173886), (121, 2155920), (130, 2006664), (132, 1976260), (143, 1824240), (156, 1672220), (165, 1581008), (176, 1482195), (195, 1337776), (208, 1254165), (220, 1185756), (240, 1086943), (242, 1077960), (260, 1003332), (264, 988130), (286, 912120), (312, 836110), (330, 790504), (363, 718640), (390, 668888), (429, 608080), (440, 592878), (484, 538980), (520, 501666), (528, 494065), (572, 456060), (605, 431184), (624, 418055), (660, 395252), (691, 377520), (715, 364848), (726, 359320), (780, 334444), (858, 304040), (880, 296439), (968, 269490), (1040, 250833), (1144, 228030), (1210, 215592), (1320, 197626), (1382, 188760), (1430, 182424), (1452, 179660), (1560, 167222), (1573, 165840), (1716, 152020), (1815, 143728), (1936, 134745), (2073, 125840), (2145, 121616), (2288, 114015), (2420, 107796), (2640, 98813), (2764, 94380), (2860, 91212), (2904, 89830), (3120, 83611), (3146, 82920), (3432, 76010), (3455, 75504), (3630, 71864), (4146, 62920), (4290, 60808), (4719, 55280), (4840, 53898), (5528, 47190), (5720, 45606), (5808, 44915), (6292, 41460), (6864, 38005), (6910, 37752), (7260, 35932), (7601, 34320), (7865, 33168), (8292, 31460), (8580, 30404), (8983, 29040), (9438, 27640), (9680, 26949), (10365, 25168), (11056, 23595), (11440, 22803), (12584, 20730), (13820, 18876), (14520, 17966), (15202, 17160), (15730, 16584)]