55500240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 185988096

約数和(自身を除く): 130487856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 61, 68, 80, 85, 102, 120, 122, 136, 170, 183, 204, 223, 240, 244, 255, 272, 305, 340, 366, 408, 446, 488, 510, 610, 669, 680, 732, 816, 892, 915, 976, 1020, 1037, 1115, 1220, 1338, 1360, 1464, 1784, 1830, 2040, 2074, 2230, 2440, 2676, 2928, 3111, 3345, 3568, 3660, 3791, 4080, 4148, 4460, 4880, 5185, 5352, 6222, 6690, 7320, 7582, 8296, 8920, 10370, 10704, 11373, 12444, 13380, 13603, 14640, 15164, 15555, 16592, 17840, 18955, 20740, 22746, 24888, 26760, 27206, 30328, 31110, 37910, 40809, 41480, 45492, 49776, 53520, 54412, 56865, 60656, 62220, 68015, 75820, 81618, 82960, 90984, 108824, 113730, 124440, 136030, 151640, 163236, 181968, 204045, 217648, 227460, 231251, 248880, 272060, 303280, 326472, 408090, 454920, 462502, 544120, 652944, 693753, 816180, 909840, 925004, 1088240, 1156255, 1387506, 1632360, 1850008, 2312510, 2775012, 3264720, 3468765, 3700016, 4625020, 5550024, 6937530, 9250040, 11100048, 13875060, 18500080, 27750120, 55500240]

約数ペア:

[(1, 55500240), (2, 27750120), (3, 18500080), (4, 13875060), (5, 11100048), (6, 9250040), (8, 6937530), (10, 5550024), (12, 4625020), (15, 3700016), (16, 3468765), (17, 3264720), (20, 2775012), (24, 2312510), (30, 1850008), (34, 1632360), (40, 1387506), (48, 1156255), (51, 1088240), (60, 925004), (61, 909840), (68, 816180), (80, 693753), (85, 652944), (102, 544120), (120, 462502), (122, 454920), (136, 408090), (170, 326472), (183, 303280), (204, 272060), (223, 248880), (240, 231251), (244, 227460), (255, 217648), (272, 204045), (305, 181968), (340, 163236), (366, 151640), (408, 136030), (446, 124440), (488, 113730), (510, 108824), (610, 90984), (669, 82960), (680, 81618), (732, 75820), (816, 68015), (892, 62220), (915, 60656), (976, 56865), (1020, 54412), (1037, 53520), (1115, 49776), (1220, 45492), (1338, 41480), (1360, 40809), (1464, 37910), (1784, 31110), (1830, 30328), (2040, 27206), (2074, 26760), (2230, 24888), (2440, 22746), (2676, 20740), (2928, 18955), (3111, 17840), (3345, 16592), (3568, 15555), (3660, 15164), (3791, 14640), (4080, 13603), (4148, 13380), (4460, 12444), (4880, 11373), (5185, 10704), (5352, 10370), (6222, 8920), (6690, 8296), (7320, 7582)]