646323120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{897671}}^1$

素因数の和:897690

約数の個数: 60

約数和(自身を含む): 2170570896

約数和(自身を除く): 1524247776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 897671, 1795342, 2693013, 3590684, 4488355, 5386026, 7181368, 8079039, 8976710, 10772052, 13465065, 14362736, 16158078, 17953420, 21544104, 26930130, 32316156, 35906840, 40395195, 43088208, 53860260, 64632312, 71813680, 80790390, 107720520, 129264624, 161580780, 215441040, 323161560, 646323120]

約数ペア:

[(1, 646323120), (2, 323161560), (3, 215441040), (4, 161580780), (5, 129264624), (6, 107720520), (8, 80790390), (9, 71813680), (10, 64632312), (12, 53860260), (15, 43088208), (16, 40395195), (18, 35906840), (20, 32316156), (24, 26930130), (30, 21544104), (36, 17953420), (40, 16158078), (45, 14362736), (48, 13465065), (60, 10772052), (72, 8976710), (80, 8079039), (90, 7181368), (120, 5386026), (144, 4488355), (180, 3590684), (240, 2693013), (360, 1795342), (720, 897671)]