237921320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 664554240

約数和(自身を除く): 426632920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 163, 182, 260, 280, 326, 364, 401, 455, 520, 652, 728, 802, 815, 910, 1141, 1304, 1604, 1630, 1820, 2005, 2119, 2282, 2807, 3208, 3260, 3640, 4010, 4238, 4564, 5213, 5614, 5705, 6520, 8020, 8476, 9128, 10426, 10595, 11228, 11410, 14035, 14833, 16040, 16952, 20852, 21190, 22456, 22820, 26065, 28070, 29666, 36491, 41704, 42380, 45640, 52130, 56140, 59332, 65363, 72982, 74165, 84760, 104260, 112280, 118664, 130726, 145964, 148330, 182455, 208520, 261452, 291928, 296660, 326815, 364910, 457541, 522904, 593320, 653630, 729820, 849719, 915082, 1307260, 1459640, 1699438, 1830164, 2287705, 2614520, 3398876, 3660328, 4248595, 4575410, 5948033, 6797752, 8497190, 9150820, 11896066, 16994380, 18301640, 23792132, 29740165, 33988760, 47584264, 59480330, 118960660, 237921320]

約数ペア:

[(1, 237921320), (2, 118960660), (4, 59480330), (5, 47584264), (7, 33988760), (8, 29740165), (10, 23792132), (13, 18301640), (14, 16994380), (20, 11896066), (26, 9150820), (28, 8497190), (35, 6797752), (40, 5948033), (52, 4575410), (56, 4248595), (65, 3660328), (70, 3398876), (91, 2614520), (104, 2287705), (130, 1830164), (140, 1699438), (163, 1459640), (182, 1307260), (260, 915082), (280, 849719), (326, 729820), (364, 653630), (401, 593320), (455, 522904), (520, 457541), (652, 364910), (728, 326815), (802, 296660), (815, 291928), (910, 261452), (1141, 208520), (1304, 182455), (1604, 148330), (1630, 145964), (1820, 130726), (2005, 118664), (2119, 112280), (2282, 104260), (2807, 84760), (3208, 74165), (3260, 72982), (3640, 65363), (4010, 59332), (4238, 56140), (4564, 52130), (5213, 45640), (5614, 42380), (5705, 41704), (6520, 36491), (8020, 29666), (8476, 28070), (9128, 26065), (10426, 22820), (10595, 22456), (11228, 21190), (11410, 20852), (14035, 16952), (14833, 16040)]