2720229840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{769}}^1$

素因数の和:839

約数の個数: 240

約数和(自身を含む): 9718909200

約数和(自身を除く): 6998679360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 289, 306, 340, 360, 408, 510, 578, 612, 680, 720, 765, 769, 816, 867, 1020, 1156, 1224, 1360, 1445, 1530, 1538, 1734, 2040, 2307, 2312, 2448, 2601, 2890, 3060, 3076, 3468, 3845, 4080, 4335, 4614, 4624, 4913, 5202, 5780, 6120, 6152, 6921, 6936, 7690, 8670, 9228, 9826, 10404, 11535, 11560, 12240, 12304, 13005, 13073, 13842, 13872, 14739, 15380, 17340, 18456, 19652, 20808, 23070, 23120, 24565, 26010, 26146, 27684, 29478, 30760, 34605, 34680, 36912, 39219, 39304, 41616, 44217, 46140, 49130, 52020, 52292, 55368, 58956, 61520, 65365, 69210, 69360, 73695, 78438, 78608, 88434, 92280, 98260, 104040, 104584, 110736, 117657, 117912, 130730, 138420, 147390, 156876, 176868, 184560, 196095, 196520, 208080, 209168, 221085, 222241, 235314, 235824, 261460, 276840, 294780, 313752, 353736, 392190, 393040, 442170, 444482, 470628, 522920, 553680, 588285, 589560, 627504, 666723, 707472, 784380, 884340, 888964, 941256, 1045840, 1111205, 1176570, 1179120, 1333446, 1568760, 1768680, 1777928, 1882512, 2000169, 2222410, 2353140, 2666892, 3137520, 3333615, 3537360, 3555856, 3778097, 4000338, 4444820, 4706280, 5333784, 6667230, 7556194, 8000676, 8889640, 9412560, 10000845, 10667568, 11334291, 13334460, 15112388, 16001352, 17779280, 18890485, 20001690, 22668582, 26668920, 30224776, 32002704, 34002873, 37780970, 40003380, 45337164, 53337840, 56671455, 60449552, 68005746, 75561940, 80006760, 90674328, 113342910, 136011492, 151123880, 160013520, 170014365, 181348656, 226685820, 272022984, 302247760, 340028730, 453371640, 544045968, 680057460, 906743280, 1360114920, 2720229840]

約数ペア:

[(1, 2720229840), (2, 1360114920), (3, 906743280), (4, 680057460), (5, 544045968), (6, 453371640), (8, 340028730), (9, 302247760), (10, 272022984), (12, 226685820), (15, 181348656), (16, 170014365), (17, 160013520), (18, 151123880), (20, 136011492), (24, 113342910), (30, 90674328), (34, 80006760), (36, 75561940), (40, 68005746), (45, 60449552), (48, 56671455), (51, 53337840), (60, 45337164), (68, 40003380), (72, 37780970), (80, 34002873), (85, 32002704), (90, 30224776), (102, 26668920), (120, 22668582), (136, 20001690), (144, 18890485), (153, 17779280), (170, 16001352), (180, 15112388), (204, 13334460), (240, 11334291), (255, 10667568), (272, 10000845), (289, 9412560), (306, 8889640), (340, 8000676), (360, 7556194), (408, 6667230), (510, 5333784), (578, 4706280), (612, 4444820), (680, 4000338), (720, 3778097), (765, 3555856), (769, 3537360), (816, 3333615), (867, 3137520), (1020, 2666892), (1156, 2353140), (1224, 2222410), (1360, 2000169), (1445, 1882512), (1530, 1777928), (1538, 1768680), (1734, 1568760), (2040, 1333446), (2307, 1179120), (2312, 1176570), (2448, 1111205), (2601, 1045840), (2890, 941256), (3060, 888964), (3076, 884340), (3468, 784380), (3845, 707472), (4080, 666723), (4335, 627504), (4614, 589560), (4624, 588285), (4913, 553680), (5202, 522920), (5780, 470628), (6120, 444482), (6152, 442170), (6921, 393040), (6936, 392190), (7690, 353736), (8670, 313752), (9228, 294780), (9826, 276840), (10404, 261460), (11535, 235824), (11560, 235314), (12240, 222241), (12304, 221085), (13005, 209168), (13073, 208080), (13842, 196520), (13872, 196095), (14739, 184560), (15380, 176868), (17340, 156876), (18456, 147390), (19652, 138420), (20808, 130730), (23070, 117912), (23120, 117657), (24565, 110736), (26010, 104584), (26146, 104040), (27684, 98260), (29478, 92280), (30760, 88434), (34605, 78608), (34680, 78438), (36912, 73695), (39219, 69360), (39304, 69210), (41616, 65365), (44217, 61520), (46140, 58956), (49130, 55368), (52020, 52292)]