815446320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8491

約数の個数: 160

約数和(自身を含む): 2810486784

約数和(自身を除く): 1995040464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 3120, 3224, 3720, 4030, 4836, 6045, 6448, 7440, 8060, 8431, 9672, 12090, 16120, 16862, 19344, 24180, 25293, 32240, 33724, 42155, 48360, 50586, 67448, 84310, 96720, 101172, 109603, 126465, 134896, 168620, 202344, 219206, 252930, 261361, 328809, 337240, 404688, 438412, 505860, 522722, 548015, 657618, 674480, 784083, 876824, 1011720, 1045444, 1096030, 1306805, 1315236, 1568166, 1644045, 1753648, 2023440, 2090888, 2192060, 2613610, 2630472, 3136332, 3288090, 3397693, 3920415, 4181776, 4384120, 5227220, 5260944, 6272664, 6576180, 6795386, 7840830, 8768240, 10193079, 10454440, 12545328, 13152360, 13590772, 15681660, 16988465, 20386158, 20908880, 26304720, 27181544, 31363320, 33976930, 40772316, 50965395, 54363088, 62726640, 67953860, 81544632, 101930790, 135907720, 163089264, 203861580, 271815440, 407723160, 815446320]

約数ペア:

[(1, 815446320), (2, 407723160), (3, 271815440), (4, 203861580), (5, 163089264), (6, 135907720), (8, 101930790), (10, 81544632), (12, 67953860), (13, 62726640), (15, 54363088), (16, 50965395), (20, 40772316), (24, 33976930), (26, 31363320), (30, 27181544), (31, 26304720), (39, 20908880), (40, 20386158), (48, 16988465), (52, 15681660), (60, 13590772), (62, 13152360), (65, 12545328), (78, 10454440), (80, 10193079), (93, 8768240), (104, 7840830), (120, 6795386), (124, 6576180), (130, 6272664), (155, 5260944), (156, 5227220), (186, 4384120), (195, 4181776), (208, 3920415), (240, 3397693), (248, 3288090), (260, 3136332), (310, 2630472), (312, 2613610), (372, 2192060), (390, 2090888), (403, 2023440), (465, 1753648), (496, 1644045), (520, 1568166), (620, 1315236), (624, 1306805), (744, 1096030), (780, 1045444), (806, 1011720), (930, 876824), (1040, 784083), (1209, 674480), (1240, 657618), (1488, 548015), (1560, 522722), (1612, 505860), (1860, 438412), (2015, 404688), (2418, 337240), (2480, 328809), (3120, 261361), (3224, 252930), (3720, 219206), (4030, 202344), (4836, 168620), (6045, 134896), (6448, 126465), (7440, 109603), (8060, 101172), (8431, 96720), (9672, 84310), (12090, 67448), (16120, 50586), (16862, 48360), (19344, 42155), (24180, 33724), (25293, 32240)]