19255690920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{9463}}^1$

素因数の和:10055

約数の個数: 128

約数和(自身を含む): 59745853440

約数和(自身を除く): 40490162520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 547, 620, 744, 930, 1094, 1240, 1641, 1860, 2188, 2735, 3282, 3720, 4376, 5470, 6564, 8205, 9463, 10940, 13128, 16410, 16957, 18926, 21880, 28389, 32820, 33914, 37852, 47315, 50871, 56778, 65640, 67828, 75704, 84785, 94630, 101742, 113556, 135656, 141945, 169570, 189260, 203484, 227112, 254355, 283890, 293353, 339140, 378520, 406968, 508710, 567780, 586706, 678280, 880059, 1017420, 1135560, 1173412, 1466765, 1760118, 2034840, 2346824, 2933530, 3520236, 4400295, 5176261, 5867060, 7040472, 8800590, 10352522, 11734120, 15528783, 17601180, 20705044, 25881305, 31057566, 35202360, 41410088, 51762610, 62115132, 77643915, 103525220, 124230264, 155287830, 160464091, 207050440, 310575660, 320928182, 481392273, 621151320, 641856364, 802320455, 962784546, 1283712728, 1604640910, 1925569092, 2406961365, 3209281820, 3851138184, 4813922730, 6418563640, 9627845460, 19255690920]

約数ペア:

[(1, 19255690920), (2, 9627845460), (3, 6418563640), (4, 4813922730), (5, 3851138184), (6, 3209281820), (8, 2406961365), (10, 1925569092), (12, 1604640910), (15, 1283712728), (20, 962784546), (24, 802320455), (30, 641856364), (31, 621151320), (40, 481392273), (60, 320928182), (62, 310575660), (93, 207050440), (120, 160464091), (124, 155287830), (155, 124230264), (186, 103525220), (248, 77643915), (310, 62115132), (372, 51762610), (465, 41410088), (547, 35202360), (620, 31057566), (744, 25881305), (930, 20705044), (1094, 17601180), (1240, 15528783), (1641, 11734120), (1860, 10352522), (2188, 8800590), (2735, 7040472), (3282, 5867060), (3720, 5176261), (4376, 4400295), (5470, 3520236), (6564, 2933530), (8205, 2346824), (9463, 2034840), (10940, 1760118), (13128, 1466765), (16410, 1173412), (16957, 1135560), (18926, 1017420), (21880, 880059), (28389, 678280), (32820, 586706), (33914, 567780), (37852, 508710), (47315, 406968), (50871, 378520), (56778, 339140), (65640, 293353), (67828, 283890), (75704, 254355), (84785, 227112), (94630, 203484), (101742, 189260), (113556, 169570), (135656, 141945)]