1284868260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549089}}^1$

素因数の和:549117

約数の個数: 72

約数和(自身を含む): 4197243960

約数和(自身を除く): 2912375700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 549089, 1098178, 1647267, 2196356, 2745445, 3294534, 4941801, 5490890, 6589068, 7138157, 8236335, 9883602, 10981780, 14276314, 16472670, 19767204, 21414471, 24709005, 28552628, 32945340, 35690785, 42828942, 49418010, 64243413, 71381570, 85657884, 98836020, 107072355, 128486826, 142763140, 214144710, 256973652, 321217065, 428289420, 642434130, 1284868260]

約数ペア:

[(1, 1284868260), (2, 642434130), (3, 428289420), (4, 321217065), (5, 256973652), (6, 214144710), (9, 142763140), (10, 128486826), (12, 107072355), (13, 98836020), (15, 85657884), (18, 71381570), (20, 64243413), (26, 49418010), (30, 42828942), (36, 35690785), (39, 32945340), (45, 28552628), (52, 24709005), (60, 21414471), (65, 19767204), (78, 16472670), (90, 14276314), (117, 10981780), (130, 9883602), (156, 8236335), (180, 7138157), (195, 6589068), (234, 5490890), (260, 4941801), (390, 3294534), (468, 2745445), (585, 2196356), (780, 1647267), (1170, 1098178), (2340, 549089)]