420903120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 320

約数和(自身を含む): 1519902720

約数和(自身を除く): 1098999600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 37, 40, 44, 48, 55, 60, 62, 66, 74, 80, 88, 93, 110, 111, 120, 124, 132, 139, 148, 155, 165, 176, 185, 186, 220, 222, 240, 248, 264, 278, 296, 310, 330, 341, 370, 372, 407, 417, 440, 444, 465, 496, 528, 555, 556, 592, 620, 660, 682, 695, 740, 744, 814, 834, 880, 888, 930, 1023, 1110, 1112, 1147, 1221, 1240, 1320, 1364, 1390, 1480, 1488, 1529, 1628, 1668, 1705, 1776, 1860, 2035, 2046, 2085, 2220, 2224, 2294, 2442, 2480, 2640, 2728, 2780, 2960, 3058, 3256, 3336, 3410, 3441, 3720, 4070, 4092, 4170, 4309, 4440, 4587, 4588, 4884, 5115, 5143, 5456, 5560, 5735, 6105, 6116, 6512, 6672, 6820, 6882, 7440, 7645, 8140, 8184, 8340, 8618, 8880, 9174, 9176, 9768, 10230, 10286, 11120, 11470, 12210, 12232, 12617, 12927, 13640, 13764, 15290, 15429, 16280, 16368, 16680, 17205, 17236, 18348, 18352, 19536, 20460, 20572, 21545, 22935, 22940, 24420, 24464, 25234, 25715, 25854, 27280, 27528, 30580, 30858, 32560, 33360, 34410, 34472, 36696, 37851, 40920, 41144, 43090, 45870, 45880, 47399, 48840, 50468, 51430, 51708, 55056, 56573, 61160, 61716, 63085, 64635, 68820, 68944, 73392, 75702, 77145, 81840, 82288, 86180, 91740, 91760, 94798, 97680, 100936, 102860, 103416, 113146, 122320, 123432, 126170, 129270, 137640, 142197, 151404, 154290, 159433, 169719, 172360, 183480, 189255, 189596, 201872, 205720, 206832, 226292, 236995, 246864, 252340, 258540, 275280, 282865, 284394, 302808, 308580, 318866, 339438, 344720, 366960, 378510, 379192, 411440, 452584, 473990, 478299, 504680, 517080, 565730, 568788, 605616, 617160, 637732, 678876, 710985, 757020, 758384, 797165, 848595, 905168, 947980, 956598, 1009360, 1034160, 1131460, 1137576, 1234320, 1275464, 1357752, 1421970, 1514040, 1594330, 1697190, 1753763, 1895960, 1913196, 2262920, 2275152, 2391495, 2550928, 2715504, 2843940, 3028080, 3188660, 3394380, 3507526, 3791920, 3826392, 4525840, 4782990, 5261289, 5687880, 6377320, 6788760, 7015052, 7652784, 8768815, 9565980, 10522578, 11375760, 12754640, 13577520, 14030104, 17537630, 19131960, 21045156, 26306445, 28060208, 35075260, 38263920, 42090312, 52612890, 70150520, 84180624, 105225780, 140301040, 210451560, 420903120]

約数ペア:

[(1, 420903120), (2, 210451560), (3, 140301040), (4, 105225780), (5, 84180624), (6, 70150520), (8, 52612890), (10, 42090312), (11, 38263920), (12, 35075260), (15, 28060208), (16, 26306445), (20, 21045156), (22, 19131960), (24, 17537630), (30, 14030104), (31, 13577520), (33, 12754640), (37, 11375760), (40, 10522578), (44, 9565980), (48, 8768815), (55, 7652784), (60, 7015052), (62, 6788760), (66, 6377320), (74, 5687880), (80, 5261289), (88, 4782990), (93, 4525840), (110, 3826392), (111, 3791920), (120, 3507526), (124, 3394380), (132, 3188660), (139, 3028080), (148, 2843940), (155, 2715504), (165, 2550928), (176, 2391495), (185, 2275152), (186, 2262920), (220, 1913196), (222, 1895960), (240, 1753763), (248, 1697190), (264, 1594330), (278, 1514040), (296, 1421970), (310, 1357752), (330, 1275464), (341, 1234320), (370, 1137576), (372, 1131460), (407, 1034160), (417, 1009360), (440, 956598), (444, 947980), (465, 905168), (496, 848595), (528, 797165), (555, 758384), (556, 757020), (592, 710985), (620, 678876), (660, 637732), (682, 617160), (695, 605616), (740, 568788), (744, 565730), (814, 517080), (834, 504680), (880, 478299), (888, 473990), (930, 452584), (1023, 411440), (1110, 379192), (1112, 378510), (1147, 366960), (1221, 344720), (1240, 339438), (1320, 318866), (1364, 308580), (1390, 302808), (1480, 284394), (1488, 282865), (1529, 275280), (1628, 258540), (1668, 252340), (1705, 246864), (1776, 236995), (1860, 226292), (2035, 206832), (2046, 205720), (2085, 201872), (2220, 189596), (2224, 189255), (2294, 183480), (2442, 172360), (2480, 169719), (2640, 159433), (2728, 154290), (2780, 151404), (2960, 142197), (3058, 137640), (3256, 129270), (3336, 126170), (3410, 123432), (3441, 122320), (3720, 113146), (4070, 103416), (4092, 102860), (4170, 100936), (4309, 97680), (4440, 94798), (4587, 91760), (4588, 91740), (4884, 86180), (5115, 82288), (5143, 81840), (5456, 77145), (5560, 75702), (5735, 73392), (6105, 68944), (6116, 68820), (6512, 64635), (6672, 63085), (6820, 61716), (6882, 61160), (7440, 56573), (7645, 55056), (8140, 51708), (8184, 51430), (8340, 50468), (8618, 48840), (8880, 47399), (9174, 45880), (9176, 45870), (9768, 43090), (10230, 41144), (10286, 40920), (11120, 37851), (11470, 36696), (12210, 34472), (12232, 34410), (12617, 33360), (12927, 32560), (13640, 30858), (13764, 30580), (15290, 27528), (15429, 27280), (16280, 25854), (16368, 25715), (16680, 25234), (17205, 24464), (17236, 24420), (18348, 22940), (18352, 22935), (19536, 21545), (20460, 20572)]