72398640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 238841856

約数和(自身を除く): 166443216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 37, 40, 48, 60, 62, 74, 80, 93, 111, 120, 124, 148, 155, 185, 186, 222, 240, 248, 263, 296, 310, 370, 372, 444, 465, 496, 526, 555, 592, 620, 740, 744, 789, 888, 930, 1052, 1110, 1147, 1240, 1315, 1480, 1488, 1578, 1776, 1860, 2104, 2220, 2294, 2480, 2630, 2960, 3156, 3441, 3720, 3945, 4208, 4440, 4588, 5260, 5735, 6312, 6882, 7440, 7890, 8153, 8880, 9176, 9731, 10520, 11470, 12624, 13764, 15780, 16306, 17205, 18352, 19462, 21040, 22940, 24459, 27528, 29193, 31560, 32612, 34410, 38924, 40765, 45880, 48655, 48918, 55056, 58386, 63120, 65224, 68820, 77848, 81530, 91760, 97310, 97836, 116772, 122295, 130448, 137640, 145965, 155696, 163060, 194620, 195672, 233544, 244590, 275280, 291930, 301661, 326120, 389240, 391344, 467088, 489180, 583860, 603322, 652240, 778480, 904983, 978360, 1167720, 1206644, 1508305, 1809966, 1956720, 2335440, 2413288, 3016610, 3619932, 4524915, 4826576, 6033220, 7239864, 9049830, 12066440, 14479728, 18099660, 24132880, 36199320, 72398640]

約数ペア:

[(1, 72398640), (2, 36199320), (3, 24132880), (4, 18099660), (5, 14479728), (6, 12066440), (8, 9049830), (10, 7239864), (12, 6033220), (15, 4826576), (16, 4524915), (20, 3619932), (24, 3016610), (30, 2413288), (31, 2335440), (37, 1956720), (40, 1809966), (48, 1508305), (60, 1206644), (62, 1167720), (74, 978360), (80, 904983), (93, 778480), (111, 652240), (120, 603322), (124, 583860), (148, 489180), (155, 467088), (185, 391344), (186, 389240), (222, 326120), (240, 301661), (248, 291930), (263, 275280), (296, 244590), (310, 233544), (370, 195672), (372, 194620), (444, 163060), (465, 155696), (496, 145965), (526, 137640), (555, 130448), (592, 122295), (620, 116772), (740, 97836), (744, 97310), (789, 91760), (888, 81530), (930, 77848), (1052, 68820), (1110, 65224), (1147, 63120), (1240, 58386), (1315, 55056), (1480, 48918), (1488, 48655), (1578, 45880), (1776, 40765), (1860, 38924), (2104, 34410), (2220, 32612), (2294, 31560), (2480, 29193), (2630, 27528), (2960, 24459), (3156, 22940), (3441, 21040), (3720, 19462), (3945, 18352), (4208, 17205), (4440, 16306), (4588, 15780), (5260, 13764), (5735, 12624), (6312, 11470), (6882, 10520), (7440, 9731), (7890, 9176), (8153, 8880)]