1075574640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{640223}}^1$

素因数の和:640246

約数の個数: 80

約数和(自身を含む): 3810613248

約数和(自身を除く): 2735038608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 640223, 1280446, 1920669, 2560892, 3201115, 3841338, 4481561, 5121784, 6402230, 7682676, 8963122, 9603345, 10243568, 12804460, 13444683, 15365352, 17926244, 19206690, 22407805, 25608920, 26889366, 30730704, 35852488, 38413380, 44815610, 51217840, 53778732, 67223415, 71704976, 76826760, 89631220, 107557464, 134446830, 153653520, 179262440, 215114928, 268893660, 358524880, 537787320, 1075574640]

約数ペア:

[(1, 1075574640), (2, 537787320), (3, 358524880), (4, 268893660), (5, 215114928), (6, 179262440), (7, 153653520), (8, 134446830), (10, 107557464), (12, 89631220), (14, 76826760), (15, 71704976), (16, 67223415), (20, 53778732), (21, 51217840), (24, 44815610), (28, 38413380), (30, 35852488), (35, 30730704), (40, 26889366), (42, 25608920), (48, 22407805), (56, 19206690), (60, 17926244), (70, 15365352), (80, 13444683), (84, 12804460), (105, 10243568), (112, 9603345), (120, 8963122), (140, 7682676), (168, 6402230), (210, 5121784), (240, 4481561), (280, 3841338), (336, 3201115), (420, 2560892), (560, 1920669), (840, 1280446), (1680, 640223)]