278324340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2293}}^1$

素因数の和:2346

約数の個数: 144

約数和(自身を含む): 946522752

約数和(自身を除く): 668198412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 289, 340, 357, 420, 476, 510, 578, 595, 714, 867, 1020, 1156, 1190, 1428, 1445, 1734, 1785, 2023, 2293, 2380, 2890, 3468, 3570, 4046, 4335, 4586, 5780, 6069, 6879, 7140, 8092, 8670, 9172, 10115, 11465, 12138, 13758, 16051, 17340, 20230, 22930, 24276, 27516, 30345, 32102, 34395, 38981, 40460, 45860, 48153, 60690, 64204, 68790, 77962, 80255, 96306, 116943, 121380, 137580, 155924, 160510, 192612, 194905, 233886, 240765, 272867, 321020, 389810, 467772, 481530, 545734, 584715, 662677, 779620, 818601, 963060, 1091468, 1169430, 1325354, 1364335, 1637202, 1988031, 2338860, 2650708, 2728670, 3274404, 3313385, 3976062, 4093005, 4638739, 5457340, 6626770, 7952124, 8186010, 9277478, 9940155, 13253540, 13916217, 16372020, 18554956, 19880310, 23193695, 27832434, 39760620, 46387390, 55664868, 69581085, 92774780, 139162170, 278324340]

約数ペア:

[(1, 278324340), (2, 139162170), (3, 92774780), (4, 69581085), (5, 55664868), (6, 46387390), (7, 39760620), (10, 27832434), (12, 23193695), (14, 19880310), (15, 18554956), (17, 16372020), (20, 13916217), (21, 13253540), (28, 9940155), (30, 9277478), (34, 8186010), (35, 7952124), (42, 6626770), (51, 5457340), (60, 4638739), (68, 4093005), (70, 3976062), (84, 3313385), (85, 3274404), (102, 2728670), (105, 2650708), (119, 2338860), (140, 1988031), (170, 1637202), (204, 1364335), (210, 1325354), (238, 1169430), (255, 1091468), (289, 963060), (340, 818601), (357, 779620), (420, 662677), (476, 584715), (510, 545734), (578, 481530), (595, 467772), (714, 389810), (867, 321020), (1020, 272867), (1156, 240765), (1190, 233886), (1428, 194905), (1445, 192612), (1734, 160510), (1785, 155924), (2023, 137580), (2293, 121380), (2380, 116943), (2890, 96306), (3468, 80255), (3570, 77962), (4046, 68790), (4335, 64204), (4586, 60690), (5780, 48153), (6069, 45860), (6879, 40460), (7140, 38981), (8092, 34395), (8670, 32102), (9172, 30345), (10115, 27516), (11465, 24276), (12138, 22930), (13758, 20230), (16051, 17340)]