298721880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{223}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 991448640

約数和(自身を除く): 692726760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 223, 244, 305, 360, 366, 446, 488, 549, 610, 669, 732, 892, 915, 1098, 1115, 1220, 1338, 1464, 1784, 1830, 2007, 2196, 2230, 2440, 2676, 2745, 3345, 3660, 3721, 4014, 4392, 4460, 5352, 5490, 6690, 7320, 7442, 8028, 8920, 10035, 10980, 11163, 13380, 13603, 14884, 16056, 18605, 20070, 21960, 22326, 26760, 27206, 29768, 33489, 37210, 40140, 40809, 44652, 54412, 55815, 66978, 68015, 74420, 80280, 81618, 89304, 108824, 111630, 122427, 133956, 136030, 148840, 163236, 167445, 204045, 223260, 244854, 267912, 272060, 326472, 334890, 408090, 446520, 489708, 544120, 612135, 669780, 816180, 829783, 979416, 1224270, 1339560, 1632360, 1659566, 2448540, 2489349, 3319132, 4148915, 4897080, 4978698, 6638264, 7468047, 8297830, 9957396, 12446745, 14936094, 16595660, 19914792, 24893490, 29872188, 33191320, 37340235, 49786980, 59744376, 74680470, 99573960, 149360940, 298721880]

約数ペア:

[(1, 298721880), (2, 149360940), (3, 99573960), (4, 74680470), (5, 59744376), (6, 49786980), (8, 37340235), (9, 33191320), (10, 29872188), (12, 24893490), (15, 19914792), (18, 16595660), (20, 14936094), (24, 12446745), (30, 9957396), (36, 8297830), (40, 7468047), (45, 6638264), (60, 4978698), (61, 4897080), (72, 4148915), (90, 3319132), (120, 2489349), (122, 2448540), (180, 1659566), (183, 1632360), (223, 1339560), (244, 1224270), (305, 979416), (360, 829783), (366, 816180), (446, 669780), (488, 612135), (549, 544120), (610, 489708), (669, 446520), (732, 408090), (892, 334890), (915, 326472), (1098, 272060), (1115, 267912), (1220, 244854), (1338, 223260), (1464, 204045), (1784, 167445), (1830, 163236), (2007, 148840), (2196, 136030), (2230, 133956), (2440, 122427), (2676, 111630), (2745, 108824), (3345, 89304), (3660, 81618), (3721, 80280), (4014, 74420), (4392, 68015), (4460, 66978), (5352, 55815), (5490, 54412), (6690, 44652), (7320, 40809), (7442, 40140), (8028, 37210), (8920, 33489), (10035, 29768), (10980, 27206), (11163, 26760), (13380, 22326), (13603, 21960), (14884, 20070), (16056, 18605)]