214966700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 543340224

約数和(自身を除く): 328373524

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 71, 85, 100, 130, 137, 142, 170, 221, 260, 274, 284, 325, 340, 355, 425, 442, 548, 650, 685, 710, 850, 884, 923, 1105, 1207, 1300, 1370, 1420, 1700, 1775, 1781, 1846, 2210, 2329, 2414, 2740, 3425, 3550, 3562, 3692, 4420, 4615, 4658, 4828, 5525, 6035, 6850, 7100, 7124, 8905, 9230, 9316, 9727, 11050, 11645, 12070, 13700, 15691, 17810, 18460, 19454, 22100, 23075, 23290, 24140, 30175, 30277, 31382, 35620, 38908, 44525, 46150, 46580, 48635, 58225, 60350, 60554, 62764, 78455, 89050, 92300, 97270, 116450, 120700, 121108, 126451, 151385, 156910, 165359, 178100, 194540, 232900, 243175, 252902, 302770, 313820, 330718, 392275, 486350, 505804, 605540, 632255, 661436, 756925, 784550, 826795, 972700, 1264510, 1513850, 1569100, 1653590, 2149667, 2529020, 3027700, 3161275, 3307180, 4133975, 4299334, 6322550, 8267950, 8598668, 10748335, 12645100, 16535900, 21496670, 42993340, 53741675, 107483350, 214966700]

約数ペア:

[(1, 214966700), (2, 107483350), (4, 53741675), (5, 42993340), (10, 21496670), (13, 16535900), (17, 12645100), (20, 10748335), (25, 8598668), (26, 8267950), (34, 6322550), (50, 4299334), (52, 4133975), (65, 3307180), (68, 3161275), (71, 3027700), (85, 2529020), (100, 2149667), (130, 1653590), (137, 1569100), (142, 1513850), (170, 1264510), (221, 972700), (260, 826795), (274, 784550), (284, 756925), (325, 661436), (340, 632255), (355, 605540), (425, 505804), (442, 486350), (548, 392275), (650, 330718), (685, 313820), (710, 302770), (850, 252902), (884, 243175), (923, 232900), (1105, 194540), (1207, 178100), (1300, 165359), (1370, 156910), (1420, 151385), (1700, 126451), (1775, 121108), (1781, 120700), (1846, 116450), (2210, 97270), (2329, 92300), (2414, 89050), (2740, 78455), (3425, 62764), (3550, 60554), (3562, 60350), (3692, 58225), (4420, 48635), (4615, 46580), (4658, 46150), (4828, 44525), (5525, 38908), (6035, 35620), (6850, 31382), (7100, 30277), (7124, 30175), (8905, 24140), (9230, 23290), (9316, 23075), (9727, 22100), (11050, 19454), (11645, 18460), (12070, 17810), (13700, 15691)]