2558160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:66

約数の個数: 240

約数和(自身を含む): 10445760

約数和(自身を除く): 7887600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 19, 20, 22, 24, 30, 33, 34, 36, 38, 40, 44, 45, 48, 51, 55, 57, 60, 66, 68, 72, 76, 80, 85, 88, 90, 95, 99, 102, 110, 114, 120, 132, 136, 144, 152, 153, 165, 170, 171, 176, 180, 187, 190, 198, 204, 209, 220, 228, 240, 255, 264, 272, 285, 304, 306, 323, 330, 340, 342, 360, 374, 380, 396, 408, 418, 440, 456, 495, 510, 528, 561, 570, 612, 627, 646, 660, 680, 684, 720, 748, 760, 765, 792, 816, 836, 855, 880, 912, 935, 969, 990, 1020, 1045, 1122, 1140, 1224, 1254, 1292, 1320, 1360, 1368, 1496, 1520, 1530, 1584, 1615, 1672, 1683, 1710, 1870, 1881, 1938, 1980, 2040, 2090, 2244, 2280, 2448, 2508, 2584, 2640, 2736, 2805, 2907, 2992, 3060, 3135, 3230, 3344, 3366, 3420, 3553, 3740, 3762, 3876, 3960, 4080, 4180, 4488, 4560, 4845, 5016, 5168, 5610, 5814, 6120, 6270, 6460, 6732, 6840, 7106, 7480, 7524, 7752, 7920, 8360, 8415, 8976, 9405, 9690, 10032, 10659, 11220, 11628, 12240, 12540, 12920, 13464, 13680, 14212, 14535, 14960, 15048, 15504, 16720, 16830, 17765, 18810, 19380, 21318, 22440, 23256, 25080, 25840, 26928, 28424, 29070, 30096, 31977, 33660, 35530, 37620, 38760, 42636, 44880, 46512, 50160, 53295, 56848, 58140, 63954, 67320, 71060, 75240, 77520, 85272, 106590, 116280, 127908, 134640, 142120, 150480, 159885, 170544, 213180, 232560, 255816, 284240, 319770, 426360, 511632, 639540, 852720, 1279080, 2558160]

約数ペア:

[(1, 2558160), (2, 1279080), (3, 852720), (4, 639540), (5, 511632), (6, 426360), (8, 319770), (9, 284240), (10, 255816), (11, 232560), (12, 213180), (15, 170544), (16, 159885), (17, 150480), (18, 142120), (19, 134640), (20, 127908), (22, 116280), (24, 106590), (30, 85272), (33, 77520), (34, 75240), (36, 71060), (38, 67320), (40, 63954), (44, 58140), (45, 56848), (48, 53295), (51, 50160), (55, 46512), (57, 44880), (60, 42636), (66, 38760), (68, 37620), (72, 35530), (76, 33660), (80, 31977), (85, 30096), (88, 29070), (90, 28424), (95, 26928), (99, 25840), (102, 25080), (110, 23256), (114, 22440), (120, 21318), (132, 19380), (136, 18810), (144, 17765), (152, 16830), (153, 16720), (165, 15504), (170, 15048), (171, 14960), (176, 14535), (180, 14212), (187, 13680), (190, 13464), (198, 12920), (204, 12540), (209, 12240), (220, 11628), (228, 11220), (240, 10659), (255, 10032), (264, 9690), (272, 9405), (285, 8976), (304, 8415), (306, 8360), (323, 7920), (330, 7752), (340, 7524), (342, 7480), (360, 7106), (374, 6840), (380, 6732), (396, 6460), (408, 6270), (418, 6120), (440, 5814), (456, 5610), (495, 5168), (510, 5016), (528, 4845), (561, 4560), (570, 4488), (612, 4180), (627, 4080), (646, 3960), (660, 3876), (680, 3762), (684, 3740), (720, 3553), (748, 3420), (760, 3366), (765, 3344), (792, 3230), (816, 3135), (836, 3060), (855, 2992), (880, 2907), (912, 2805), (935, 2736), (969, 2640), (990, 2584), (1020, 2508), (1045, 2448), (1122, 2280), (1140, 2244), (1224, 2090), (1254, 2040), (1292, 1980), (1320, 1938), (1360, 1881), (1368, 1870), (1496, 1710), (1520, 1683), (1530, 1672), (1584, 1615)]