491136360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28621}}^1$

素因数の和:28659

約数の個数: 128

約数和(自身を含む): 1731058560

約数和(自身を除く): 1239922200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 17160, 28621, 57242, 85863, 114484, 143105, 171726, 228968, 286210, 314831, 343452, 372073, 429315, 572420, 629662, 686904, 744146, 858630, 944493, 1116219, 1144840, 1259324, 1488292, 1574155, 1717260, 1860365, 1888986, 2232438, 2518648, 2976584, 3148310, 3434520, 3720730, 3777972, 4092803, 4464876, 4722465, 5581095, 6296620, 7441460, 7555944, 8185606, 8929752, 9444930, 11162190, 12278409, 12593240, 14882920, 16371212, 18889860, 20464015, 22324380, 24556818, 32742424, 37779720, 40928030, 44648760, 49113636, 61392045, 81856060, 98227272, 122784090, 163712120, 245568180, 491136360]

約数ペア:

[(1, 491136360), (2, 245568180), (3, 163712120), (4, 122784090), (5, 98227272), (6, 81856060), (8, 61392045), (10, 49113636), (11, 44648760), (12, 40928030), (13, 37779720), (15, 32742424), (20, 24556818), (22, 22324380), (24, 20464015), (26, 18889860), (30, 16371212), (33, 14882920), (39, 12593240), (40, 12278409), (44, 11162190), (52, 9444930), (55, 8929752), (60, 8185606), (65, 7555944), (66, 7441460), (78, 6296620), (88, 5581095), (104, 4722465), (110, 4464876), (120, 4092803), (130, 3777972), (132, 3720730), (143, 3434520), (156, 3148310), (165, 2976584), (195, 2518648), (220, 2232438), (260, 1888986), (264, 1860365), (286, 1717260), (312, 1574155), (330, 1488292), (390, 1259324), (429, 1144840), (440, 1116219), (520, 944493), (572, 858630), (660, 744146), (715, 686904), (780, 629662), (858, 572420), (1144, 429315), (1320, 372073), (1430, 343452), (1560, 314831), (1716, 286210), (2145, 228968), (2860, 171726), (3432, 143105), (4290, 114484), (5720, 85863), (8580, 57242), (17160, 28621)]