19785060

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:109

約数の個数: 168

約数和(自身を含む): 66104640

約数和(自身を除く): 46319580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 59, 60, 69, 81, 90, 92, 108, 115, 118, 135, 138, 162, 177, 180, 207, 230, 236, 243, 270, 276, 295, 324, 345, 354, 405, 414, 460, 486, 531, 540, 590, 621, 690, 708, 729, 810, 828, 885, 972, 1035, 1062, 1180, 1215, 1242, 1357, 1380, 1458, 1593, 1620, 1770, 1863, 2070, 2124, 2430, 2484, 2655, 2714, 2916, 3105, 3186, 3540, 3645, 3726, 4071, 4140, 4779, 4860, 5310, 5428, 5589, 6210, 6372, 6785, 7290, 7452, 7965, 8142, 9315, 9558, 10620, 11178, 12213, 12420, 13570, 14337, 14580, 15930, 16284, 16767, 18630, 19116, 20355, 22356, 23895, 24426, 27140, 27945, 28674, 31860, 33534, 36639, 37260, 40710, 43011, 47790, 48852, 55890, 57348, 61065, 67068, 71685, 73278, 81420, 83835, 86022, 95580, 109917, 111780, 122130, 143370, 146556, 167670, 172044, 183195, 215055, 219834, 244260, 286740, 329751, 335340, 366390, 430110, 439668, 549585, 659502, 732780, 860220, 989253, 1099170, 1319004, 1648755, 1978506, 2198340, 3297510, 3957012, 4946265, 6595020, 9892530, 19785060]

約数ペア:

[(1, 19785060), (2, 9892530), (3, 6595020), (4, 4946265), (5, 3957012), (6, 3297510), (9, 2198340), (10, 1978506), (12, 1648755), (15, 1319004), (18, 1099170), (20, 989253), (23, 860220), (27, 732780), (30, 659502), (36, 549585), (45, 439668), (46, 430110), (54, 366390), (59, 335340), (60, 329751), (69, 286740), (81, 244260), (90, 219834), (92, 215055), (108, 183195), (115, 172044), (118, 167670), (135, 146556), (138, 143370), (162, 122130), (177, 111780), (180, 109917), (207, 95580), (230, 86022), (236, 83835), (243, 81420), (270, 73278), (276, 71685), (295, 67068), (324, 61065), (345, 57348), (354, 55890), (405, 48852), (414, 47790), (460, 43011), (486, 40710), (531, 37260), (540, 36639), (590, 33534), (621, 31860), (690, 28674), (708, 27945), (729, 27140), (810, 24426), (828, 23895), (885, 22356), (972, 20355), (1035, 19116), (1062, 18630), (1180, 16767), (1215, 16284), (1242, 15930), (1357, 14580), (1380, 14337), (1458, 13570), (1593, 12420), (1620, 12213), (1770, 11178), (1863, 10620), (2070, 9558), (2124, 9315), (2430, 8142), (2484, 7965), (2655, 7452), (2714, 7290), (2916, 6785), (3105, 6372), (3186, 6210), (3540, 5589), (3645, 5428), (3726, 5310), (4071, 4860), (4140, 4779)]