686430420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{51767}}^1$

素因数の和:51809

約数の個数: 96

約数和(自身を含む): 2191650048

約数和(自身を除く): 1505219628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 51767, 103534, 155301, 207068, 258835, 310602, 517670, 621204, 672971, 776505, 880039, 1035340, 1345942, 1553010, 1760078, 2018913, 2640117, 2691884, 3106020, 3364855, 3520156, 4037826, 4400195, 5280234, 6729710, 8075652, 8800390, 10094565, 10560468, 11440507, 13200585, 13459420, 17600780, 20189130, 22881014, 26401170, 34321521, 40378260, 45762028, 52802340, 57202535, 68643042, 114405070, 137286084, 171607605, 228810140, 343215210, 686430420]

約数ペア:

[(1, 686430420), (2, 343215210), (3, 228810140), (4, 171607605), (5, 137286084), (6, 114405070), (10, 68643042), (12, 57202535), (13, 52802340), (15, 45762028), (17, 40378260), (20, 34321521), (26, 26401170), (30, 22881014), (34, 20189130), (39, 17600780), (51, 13459420), (52, 13200585), (60, 11440507), (65, 10560468), (68, 10094565), (78, 8800390), (85, 8075652), (102, 6729710), (130, 5280234), (156, 4400195), (170, 4037826), (195, 3520156), (204, 3364855), (221, 3106020), (255, 2691884), (260, 2640117), (340, 2018913), (390, 1760078), (442, 1553010), (510, 1345942), (663, 1035340), (780, 880039), (884, 776505), (1020, 672971), (1105, 621204), (1326, 517670), (2210, 310602), (2652, 258835), (3315, 207068), (4420, 155301), (6630, 103534), (13260, 51767)]