210845440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12671}}^1$

素因数の和:12705

約数の個数: 72

約数和(自身を含む): 543932928

約数和(自身を除く): 333087488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 12671, 16640, 25342, 50684, 63355, 101368, 126710, 164723, 202736, 253420, 329446, 405472, 506840, 658892, 810944, 823615, 1013680, 1317784, 1621888, 1647230, 2027360, 2635568, 3243776, 3294460, 4054720, 5271136, 6588920, 8109440, 10542272, 13177840, 16218880, 21084544, 26355680, 42169088, 52711360, 105422720, 210845440]

約数ペア:

[(1, 210845440), (2, 105422720), (4, 52711360), (5, 42169088), (8, 26355680), (10, 21084544), (13, 16218880), (16, 13177840), (20, 10542272), (26, 8109440), (32, 6588920), (40, 5271136), (52, 4054720), (64, 3294460), (65, 3243776), (80, 2635568), (104, 2027360), (128, 1647230), (130, 1621888), (160, 1317784), (208, 1013680), (256, 823615), (260, 810944), (320, 658892), (416, 506840), (520, 405472), (640, 329446), (832, 253420), (1040, 202736), (1280, 164723), (1664, 126710), (2080, 101368), (3328, 63355), (4160, 50684), (8320, 25342), (12671, 16640)]