1990036320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7867}}^1$

素因数の和:7933

約数の個数: 192

約数和(自身を含む): 6852335616

約数和(自身を除く): 4862299296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 96, 102, 120, 124, 136, 155, 160, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 480, 496, 510, 527, 544, 620, 680, 744, 816, 930, 992, 1020, 1054, 1240, 1360, 1488, 1581, 1632, 1860, 2040, 2108, 2480, 2635, 2720, 2976, 3162, 3720, 4080, 4216, 4960, 5270, 6324, 7440, 7867, 7905, 8160, 8432, 10540, 12648, 14880, 15734, 15810, 16864, 21080, 23601, 25296, 31468, 31620, 39335, 42160, 47202, 50592, 62936, 63240, 78670, 84320, 94404, 118005, 125872, 126480, 133739, 157340, 188808, 236010, 243877, 251744, 252960, 267478, 314680, 377616, 401217, 472020, 487754, 534956, 629360, 668695, 731631, 755232, 802434, 944040, 975508, 1069912, 1219385, 1258720, 1337390, 1463262, 1604868, 1888080, 1951016, 2006085, 2139824, 2438770, 2674780, 2926524, 3209736, 3658155, 3776160, 3902032, 4012170, 4145909, 4279648, 4877540, 5349560, 5853048, 6419472, 7316310, 7804064, 8024340, 8291818, 9755080, 10699120, 11706096, 12437727, 12838944, 14632620, 16048680, 16583636, 19510160, 20729545, 21398240, 23412192, 24875454, 29265240, 32097360, 33167272, 39020320, 41459090, 49750908, 58530480, 62188635, 64194720, 66334544, 82918180, 99501816, 117060960, 124377270, 132669088, 165836360, 199003632, 248754540, 331672720, 398007264, 497509080, 663345440, 995018160, 1990036320]

約数ペア:

[(1, 1990036320), (2, 995018160), (3, 663345440), (4, 497509080), (5, 398007264), (6, 331672720), (8, 248754540), (10, 199003632), (12, 165836360), (15, 132669088), (16, 124377270), (17, 117060960), (20, 99501816), (24, 82918180), (30, 66334544), (31, 64194720), (32, 62188635), (34, 58530480), (40, 49750908), (48, 41459090), (51, 39020320), (60, 33167272), (62, 32097360), (68, 29265240), (80, 24875454), (85, 23412192), (93, 21398240), (96, 20729545), (102, 19510160), (120, 16583636), (124, 16048680), (136, 14632620), (155, 12838944), (160, 12437727), (170, 11706096), (186, 10699120), (204, 9755080), (240, 8291818), (248, 8024340), (255, 7804064), (272, 7316310), (310, 6419472), (340, 5853048), (372, 5349560), (408, 4877540), (465, 4279648), (480, 4145909), (496, 4012170), (510, 3902032), (527, 3776160), (544, 3658155), (620, 3209736), (680, 2926524), (744, 2674780), (816, 2438770), (930, 2139824), (992, 2006085), (1020, 1951016), (1054, 1888080), (1240, 1604868), (1360, 1463262), (1488, 1337390), (1581, 1258720), (1632, 1219385), (1860, 1069912), (2040, 975508), (2108, 944040), (2480, 802434), (2635, 755232), (2720, 731631), (2976, 668695), (3162, 629360), (3720, 534956), (4080, 487754), (4216, 472020), (4960, 401217), (5270, 377616), (6324, 314680), (7440, 267478), (7867, 252960), (7905, 251744), (8160, 243877), (8432, 236010), (10540, 188808), (12648, 157340), (14880, 133739), (15734, 126480), (15810, 125872), (16864, 118005), (21080, 94404), (23601, 84320), (25296, 78670), (31468, 63240), (31620, 62936), (39335, 50592), (42160, 47202)]