1639050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{223}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 4749696

約数和(自身を除く): 3110646

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 223, 245, 294, 350, 446, 490, 525, 669, 735, 1050, 1115, 1225, 1338, 1470, 1561, 2230, 2450, 3122, 3345, 3675, 4683, 5575, 6690, 7350, 7805, 9366, 10927, 11150, 15610, 16725, 21854, 23415, 32781, 33450, 39025, 46830, 54635, 65562, 78050, 109270, 117075, 163905, 234150, 273175, 327810, 546350, 819525, 1639050]

約数ペア:

[(1, 1639050), (2, 819525), (3, 546350), (5, 327810), (6, 273175), (7, 234150), (10, 163905), (14, 117075), (15, 109270), (21, 78050), (25, 65562), (30, 54635), (35, 46830), (42, 39025), (49, 33450), (50, 32781), (70, 23415), (75, 21854), (98, 16725), (105, 15610), (147, 11150), (150, 10927), (175, 9366), (210, 7805), (223, 7350), (245, 6690), (294, 5575), (350, 4683), (446, 3675), (490, 3345), (525, 3122), (669, 2450), (735, 2230), (1050, 1561), (1115, 1470), (1225, 1338)]