30745520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 160

約数和(自身を含む): 85494528

約数和(自身を除く): 54749008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 37, 40, 47, 52, 65, 68, 74, 80, 85, 94, 104, 130, 136, 148, 170, 185, 188, 208, 221, 235, 260, 272, 296, 340, 370, 376, 442, 470, 481, 520, 592, 611, 629, 680, 740, 752, 799, 884, 940, 962, 1040, 1105, 1222, 1258, 1360, 1480, 1598, 1739, 1768, 1880, 1924, 2210, 2405, 2444, 2516, 2960, 3055, 3145, 3196, 3478, 3536, 3760, 3848, 3995, 4420, 4810, 4888, 5032, 6110, 6290, 6392, 6956, 7696, 7990, 8177, 8695, 8840, 9620, 9776, 10064, 10387, 12220, 12580, 12784, 13912, 15980, 16354, 17390, 17680, 19240, 20774, 22607, 24440, 25160, 27824, 29563, 31960, 32708, 34780, 38480, 40885, 41548, 45214, 48880, 50320, 51935, 59126, 63920, 65416, 69560, 81770, 83096, 90428, 103870, 113035, 118252, 130832, 139120, 147815, 163540, 166192, 180856, 207740, 226070, 236504, 295630, 327080, 361712, 384319, 415480, 452140, 473008, 591260, 654160, 768638, 830960, 904280, 1182520, 1537276, 1808560, 1921595, 2365040, 3074552, 3843190, 6149104, 7686380, 15372760, 30745520]

約数ペア:

[(1, 30745520), (2, 15372760), (4, 7686380), (5, 6149104), (8, 3843190), (10, 3074552), (13, 2365040), (16, 1921595), (17, 1808560), (20, 1537276), (26, 1182520), (34, 904280), (37, 830960), (40, 768638), (47, 654160), (52, 591260), (65, 473008), (68, 452140), (74, 415480), (80, 384319), (85, 361712), (94, 327080), (104, 295630), (130, 236504), (136, 226070), (148, 207740), (170, 180856), (185, 166192), (188, 163540), (208, 147815), (221, 139120), (235, 130832), (260, 118252), (272, 113035), (296, 103870), (340, 90428), (370, 83096), (376, 81770), (442, 69560), (470, 65416), (481, 63920), (520, 59126), (592, 51935), (611, 50320), (629, 48880), (680, 45214), (740, 41548), (752, 40885), (799, 38480), (884, 34780), (940, 32708), (962, 31960), (1040, 29563), (1105, 27824), (1222, 25160), (1258, 24440), (1360, 22607), (1480, 20774), (1598, 19240), (1739, 17680), (1768, 17390), (1880, 16354), (1924, 15980), (2210, 13912), (2405, 12784), (2444, 12580), (2516, 12220), (2960, 10387), (3055, 10064), (3145, 9776), (3196, 9620), (3478, 8840), (3536, 8695), (3760, 8177), (3848, 7990), (3995, 7696), (4420, 6956), (4810, 6392), (4888, 6290), (5032, 6110)]