7280408460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{717989}}^1$

素因数の和:718027

約数の個数: 72

約数和(自身を含む): 22073884560

約数和(自身を除く): 14793476100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 717989, 1435978, 2153967, 2871956, 3589945, 4307934, 7179890, 8615868, 9333857, 10769835, 14359780, 18667714, 21539670, 28001571, 37335428, 43079340, 46669285, 56003142, 93338570, 112006284, 121340141, 140007855, 186677140, 242680282, 280015710, 364020423, 485360564, 560031420, 606700705, 728040846, 1213401410, 1456081692, 1820102115, 2426802820, 3640204230, 7280408460]

約数ペア:

[(1, 7280408460), (2, 3640204230), (3, 2426802820), (4, 1820102115), (5, 1456081692), (6, 1213401410), (10, 728040846), (12, 606700705), (13, 560031420), (15, 485360564), (20, 364020423), (26, 280015710), (30, 242680282), (39, 186677140), (52, 140007855), (60, 121340141), (65, 112006284), (78, 93338570), (130, 56003142), (156, 46669285), (169, 43079340), (195, 37335428), (260, 28001571), (338, 21539670), (390, 18667714), (507, 14359780), (676, 10769835), (780, 9333857), (845, 8615868), (1014, 7179890), (1690, 4307934), (2028, 3589945), (2535, 2871956), (3380, 2153967), (5070, 1435978), (10140, 717989)]