121573120

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 318765888

約数和(自身を除く): 197192768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 128, 136, 148, 151, 160, 170, 185, 256, 272, 296, 302, 320, 340, 370, 544, 592, 604, 629, 640, 680, 740, 755, 1088, 1184, 1208, 1258, 1280, 1360, 1480, 1510, 2176, 2368, 2416, 2516, 2567, 2720, 2960, 3020, 3145, 4352, 4736, 4832, 5032, 5134, 5440, 5587, 5920, 6040, 6290, 9472, 9664, 10064, 10268, 10880, 11174, 11840, 12080, 12580, 12835, 19328, 20128, 20536, 21760, 22348, 23680, 24160, 25160, 25670, 27935, 38656, 40256, 41072, 44696, 47360, 48320, 50320, 51340, 55870, 80512, 82144, 89392, 94979, 96640, 100640, 102680, 111740, 161024, 164288, 178784, 189958, 193280, 201280, 205360, 223480, 328576, 357568, 379916, 402560, 410720, 446960, 474895, 657152, 715136, 759832, 805120, 821440, 893920, 949790, 1430272, 1519664, 1642880, 1787840, 1899580, 3039328, 3285760, 3575680, 3799160, 6078656, 7151360, 7598320, 12157312, 15196640, 24314624, 30393280, 60786560, 121573120]

約数ペア:

[(1, 121573120), (2, 60786560), (4, 30393280), (5, 24314624), (8, 15196640), (10, 12157312), (16, 7598320), (17, 7151360), (20, 6078656), (32, 3799160), (34, 3575680), (37, 3285760), (40, 3039328), (64, 1899580), (68, 1787840), (74, 1642880), (80, 1519664), (85, 1430272), (128, 949790), (136, 893920), (148, 821440), (151, 805120), (160, 759832), (170, 715136), (185, 657152), (256, 474895), (272, 446960), (296, 410720), (302, 402560), (320, 379916), (340, 357568), (370, 328576), (544, 223480), (592, 205360), (604, 201280), (629, 193280), (640, 189958), (680, 178784), (740, 164288), (755, 161024), (1088, 111740), (1184, 102680), (1208, 100640), (1258, 96640), (1280, 94979), (1360, 89392), (1480, 82144), (1510, 80512), (2176, 55870), (2368, 51340), (2416, 50320), (2516, 48320), (2567, 47360), (2720, 44696), (2960, 41072), (3020, 40256), (3145, 38656), (4352, 27935), (4736, 25670), (4832, 25160), (5032, 24160), (5134, 23680), (5440, 22348), (5587, 21760), (5920, 20536), (6040, 20128), (6290, 19328), (9472, 12835), (9664, 12580), (10064, 12080), (10268, 11840), (10880, 11174)]