1213491280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:437

約数の個数: 160

約数和(自身を含む): 3124085760

約数和(自身を除く): 1910594480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 107, 124, 136, 155, 170, 214, 248, 269, 272, 310, 340, 428, 496, 527, 535, 538, 620, 680, 856, 1054, 1070, 1076, 1240, 1345, 1360, 1712, 1819, 2108, 2140, 2152, 2480, 2635, 2690, 3317, 3638, 4216, 4280, 4304, 4573, 5270, 5380, 6634, 7276, 8339, 8432, 8560, 9095, 9146, 10540, 10760, 13268, 14552, 16585, 16678, 18190, 18292, 21080, 21520, 22865, 26536, 28783, 29104, 33170, 33356, 36380, 36584, 41695, 42160, 45730, 53072, 56389, 57566, 66340, 66712, 72760, 73168, 83390, 91460, 112778, 115132, 132680, 133424, 141763, 143915, 145520, 166780, 182920, 225556, 230264, 265360, 281945, 283526, 287830, 333560, 365840, 451112, 460528, 489311, 563890, 567052, 575660, 667120, 708815, 892273, 902224, 978622, 1127780, 1134104, 1151320, 1417630, 1784546, 1957244, 2255560, 2268208, 2302640, 2446555, 2835260, 3569092, 3914488, 4461365, 4511120, 4893110, 5670520, 7138184, 7828976, 8922730, 9786220, 11341040, 14276368, 15168641, 17845460, 19572440, 30337282, 35690920, 39144880, 60674564, 71381840, 75843205, 121349128, 151686410, 242698256, 303372820, 606745640, 1213491280]

約数ペア:

[(1, 1213491280), (2, 606745640), (4, 303372820), (5, 242698256), (8, 151686410), (10, 121349128), (16, 75843205), (17, 71381840), (20, 60674564), (31, 39144880), (34, 35690920), (40, 30337282), (62, 19572440), (68, 17845460), (80, 15168641), (85, 14276368), (107, 11341040), (124, 9786220), (136, 8922730), (155, 7828976), (170, 7138184), (214, 5670520), (248, 4893110), (269, 4511120), (272, 4461365), (310, 3914488), (340, 3569092), (428, 2835260), (496, 2446555), (527, 2302640), (535, 2268208), (538, 2255560), (620, 1957244), (680, 1784546), (856, 1417630), (1054, 1151320), (1070, 1134104), (1076, 1127780), (1240, 978622), (1345, 902224), (1360, 892273), (1712, 708815), (1819, 667120), (2108, 575660), (2140, 567052), (2152, 563890), (2480, 489311), (2635, 460528), (2690, 451112), (3317, 365840), (3638, 333560), (4216, 287830), (4280, 283526), (4304, 281945), (4573, 265360), (5270, 230264), (5380, 225556), (6634, 182920), (7276, 166780), (8339, 145520), (8432, 143915), (8560, 141763), (9095, 133424), (9146, 132680), (10540, 115132), (10760, 112778), (13268, 91460), (14552, 83390), (16585, 73168), (16678, 72760), (18190, 66712), (18292, 66340), (21080, 57566), (21520, 56389), (22865, 53072), (26536, 45730), (28783, 42160), (29104, 41695), (33170, 36584), (33356, 36380)]