201858680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 505284480

約数和(自身を除く): 303425800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 71, 74, 85, 113, 136, 142, 148, 170, 185, 226, 284, 296, 340, 355, 370, 452, 565, 568, 629, 680, 710, 740, 904, 1130, 1207, 1258, 1420, 1480, 1921, 2260, 2414, 2516, 2627, 2840, 3145, 3842, 4181, 4520, 4828, 5032, 5254, 6035, 6290, 7684, 8023, 8362, 9605, 9656, 10508, 12070, 12580, 13135, 15368, 16046, 16724, 19210, 20905, 21016, 24140, 25160, 26270, 32092, 33448, 38420, 40115, 41810, 44659, 48280, 52540, 64184, 71077, 76840, 80230, 83620, 89318, 105080, 136391, 142154, 160460, 167240, 178636, 223295, 272782, 284308, 296851, 320920, 355385, 357272, 446590, 545564, 568616, 593702, 681955, 710770, 893180, 1091128, 1187404, 1363910, 1421540, 1484255, 1786360, 2374808, 2727820, 2843080, 2968510, 5046467, 5455640, 5937020, 10092934, 11874040, 20185868, 25232335, 40371736, 50464670, 100929340, 201858680]

約数ペア:

[(1, 201858680), (2, 100929340), (4, 50464670), (5, 40371736), (8, 25232335), (10, 20185868), (17, 11874040), (20, 10092934), (34, 5937020), (37, 5455640), (40, 5046467), (68, 2968510), (71, 2843080), (74, 2727820), (85, 2374808), (113, 1786360), (136, 1484255), (142, 1421540), (148, 1363910), (170, 1187404), (185, 1091128), (226, 893180), (284, 710770), (296, 681955), (340, 593702), (355, 568616), (370, 545564), (452, 446590), (565, 357272), (568, 355385), (629, 320920), (680, 296851), (710, 284308), (740, 272782), (904, 223295), (1130, 178636), (1207, 167240), (1258, 160460), (1420, 142154), (1480, 136391), (1921, 105080), (2260, 89318), (2414, 83620), (2516, 80230), (2627, 76840), (2840, 71077), (3145, 64184), (3842, 52540), (4181, 48280), (4520, 44659), (4828, 41810), (5032, 40115), (5254, 38420), (6035, 33448), (6290, 32092), (7684, 26270), (8023, 25160), (8362, 24140), (9605, 21016), (9656, 20905), (10508, 19210), (12070, 16724), (12580, 16046), (13135, 15368)]