421270880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2539}}^1$

素因数の和:2632

約数の個数: 96

約数和(自身を含む): 1071493920

約数和(自身を除く): 650223040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 68, 80, 85, 122, 136, 160, 170, 244, 272, 305, 340, 488, 544, 610, 680, 976, 1037, 1220, 1360, 1952, 2074, 2440, 2539, 2720, 4148, 4880, 5078, 5185, 8296, 9760, 10156, 10370, 12695, 16592, 20312, 20740, 25390, 33184, 40624, 41480, 43163, 50780, 81248, 82960, 86326, 101560, 154879, 165920, 172652, 203120, 215815, 309758, 345304, 406240, 431630, 619516, 690608, 774395, 863260, 1239032, 1381216, 1548790, 1726520, 2478064, 2632943, 3097580, 3453040, 4956128, 5265886, 6195160, 6906080, 10531772, 12390320, 13164715, 21063544, 24780640, 26329430, 42127088, 52658860, 84254176, 105317720, 210635440, 421270880]

約数ペア:

[(1, 421270880), (2, 210635440), (4, 105317720), (5, 84254176), (8, 52658860), (10, 42127088), (16, 26329430), (17, 24780640), (20, 21063544), (32, 13164715), (34, 12390320), (40, 10531772), (61, 6906080), (68, 6195160), (80, 5265886), (85, 4956128), (122, 3453040), (136, 3097580), (160, 2632943), (170, 2478064), (244, 1726520), (272, 1548790), (305, 1381216), (340, 1239032), (488, 863260), (544, 774395), (610, 690608), (680, 619516), (976, 431630), (1037, 406240), (1220, 345304), (1360, 309758), (1952, 215815), (2074, 203120), (2440, 172652), (2539, 165920), (2720, 154879), (4148, 101560), (4880, 86326), (5078, 82960), (5185, 81248), (8296, 50780), (9760, 43163), (10156, 41480), (10370, 40624), (12695, 33184), (16592, 25390), (20312, 20740)]