68720340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4637}}^1$

素因数の和:4681

約数の個数: 96

約数和(自身を含む): 218171520

約数和(自身を除く): 149451180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4637, 4940, 7410, 9274, 13911, 14820, 18548, 23185, 27822, 46370, 55644, 60281, 69555, 88103, 92740, 120562, 139110, 176206, 180843, 241124, 264309, 278220, 301405, 352412, 361686, 440515, 528618, 602810, 723372, 881030, 904215, 1057236, 1145339, 1205620, 1321545, 1762060, 1808430, 2290678, 2643090, 3436017, 3616860, 4581356, 5286180, 5726695, 6872034, 11453390, 13744068, 17180085, 22906780, 34360170, 68720340]

約数ペア:

[(1, 68720340), (2, 34360170), (3, 22906780), (4, 17180085), (5, 13744068), (6, 11453390), (10, 6872034), (12, 5726695), (13, 5286180), (15, 4581356), (19, 3616860), (20, 3436017), (26, 2643090), (30, 2290678), (38, 1808430), (39, 1762060), (52, 1321545), (57, 1205620), (60, 1145339), (65, 1057236), (76, 904215), (78, 881030), (95, 723372), (114, 602810), (130, 528618), (156, 440515), (190, 361686), (195, 352412), (228, 301405), (247, 278220), (260, 264309), (285, 241124), (380, 180843), (390, 176206), (494, 139110), (570, 120562), (741, 92740), (780, 88103), (988, 69555), (1140, 60281), (1235, 55644), (1482, 46370), (2470, 27822), (2964, 23185), (3705, 18548), (4637, 14820), (4940, 13911), (7410, 9274)]