18958680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4051}}^1$

素因数の和:4081

約数の個数: 96

約数和(自身を含む): 66371760

約数和(自身を除く): 47413080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4051, 4680, 8102, 12153, 16204, 20255, 24306, 32408, 36459, 40510, 48612, 52663, 60765, 72918, 81020, 97224, 105326, 121530, 145836, 157989, 162040, 182295, 210652, 243060, 263315, 291672, 315978, 364590, 421304, 473967, 486120, 526630, 631956, 729180, 789945, 947934, 1053260, 1263912, 1458360, 1579890, 1895868, 2106520, 2369835, 3159780, 3791736, 4739670, 6319560, 9479340, 18958680]

約数ペア:

[(1, 18958680), (2, 9479340), (3, 6319560), (4, 4739670), (5, 3791736), (6, 3159780), (8, 2369835), (9, 2106520), (10, 1895868), (12, 1579890), (13, 1458360), (15, 1263912), (18, 1053260), (20, 947934), (24, 789945), (26, 729180), (30, 631956), (36, 526630), (39, 486120), (40, 473967), (45, 421304), (52, 364590), (60, 315978), (65, 291672), (72, 263315), (78, 243060), (90, 210652), (104, 182295), (117, 162040), (120, 157989), (130, 145836), (156, 121530), (180, 105326), (195, 97224), (234, 81020), (260, 72918), (312, 60765), (360, 52663), (390, 48612), (468, 40510), (520, 36459), (585, 32408), (780, 24306), (936, 20255), (1170, 16204), (1560, 12153), (2340, 8102), (4051, 4680)]