72653280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3089}}^1$

素因数の和:3121

約数の個数: 144

約数和(自身を含む): 266308560

約数和(自身を除く): 193655280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3089, 3360, 3920, 4704, 5880, 6178, 7840, 9267, 11760, 12356, 15445, 18534, 21623, 23520, 24712, 30890, 37068, 43246, 46335, 49424, 61780, 64869, 74136, 86492, 92670, 98848, 108115, 123560, 129738, 148272, 151361, 172984, 185340, 216230, 247120, 259476, 296544, 302722, 324345, 345968, 370680, 432460, 454083, 494240, 518952, 605444, 648690, 691936, 741360, 756805, 864920, 908166, 1037904, 1210888, 1297380, 1482720, 1513610, 1729840, 1816332, 2075808, 2270415, 2421776, 2594760, 3027220, 3459680, 3632664, 4540830, 4843552, 5189520, 6054440, 7265328, 9081660, 10379040, 12108880, 14530656, 18163320, 24217760, 36326640, 72653280]

約数ペア:

[(1, 72653280), (2, 36326640), (3, 24217760), (4, 18163320), (5, 14530656), (6, 12108880), (7, 10379040), (8, 9081660), (10, 7265328), (12, 6054440), (14, 5189520), (15, 4843552), (16, 4540830), (20, 3632664), (21, 3459680), (24, 3027220), (28, 2594760), (30, 2421776), (32, 2270415), (35, 2075808), (40, 1816332), (42, 1729840), (48, 1513610), (49, 1482720), (56, 1297380), (60, 1210888), (70, 1037904), (80, 908166), (84, 864920), (96, 756805), (98, 741360), (105, 691936), (112, 648690), (120, 605444), (140, 518952), (147, 494240), (160, 454083), (168, 432460), (196, 370680), (210, 345968), (224, 324345), (240, 302722), (245, 296544), (280, 259476), (294, 247120), (336, 216230), (392, 185340), (420, 172984), (480, 151361), (490, 148272), (560, 129738), (588, 123560), (672, 108115), (735, 98848), (784, 92670), (840, 86492), (980, 74136), (1120, 64869), (1176, 61780), (1470, 49424), (1568, 46335), (1680, 43246), (1960, 37068), (2352, 30890), (2940, 24712), (3089, 23520), (3360, 21623), (3920, 18534), (4704, 15445), (5880, 12356), (6178, 11760), (7840, 9267)]