19877731560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{3257}}^1\times {\mathrm{5651}}^1$

素因数の和:8928

約数の個数: 128

約数和(自身を含む): 66291177600

約数和(自身を除く): 46413446040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 3257, 5651, 6514, 9771, 11302, 13028, 16285, 16953, 19542, 22604, 26056, 28255, 29313, 32570, 33906, 39084, 45208, 48855, 50859, 56510, 58626, 65140, 67812, 78168, 84765, 87939, 97710, 101718, 113020, 117252, 130280, 135624, 146565, 152577, 169530, 175878, 195420, 203436, 226040, 234504, 254295, 293130, 305154, 339060, 351756, 390840, 406872, 439695, 508590, 586260, 610308, 678120, 703512, 762885, 879390, 1017180, 1172520, 1220616, 1525770, 1758780, 2034360, 3051540, 3517560, 6103080, 18405307, 36810614, 55215921, 73621228, 92026535, 110431842, 147242456, 165647763, 184053070, 220863684, 276079605, 331295526, 368106140, 441727368, 496943289, 552159210, 662591052, 736212280, 828238815, 993886578, 1104318420, 1325182104, 1656477630, 1987773156, 2208636840, 2484716445, 3312955260, 3975546312, 4969432890, 6625910520, 9938865780, 19877731560]

約数ペア:

[(1, 19877731560), (2, 9938865780), (3, 6625910520), (4, 4969432890), (5, 3975546312), (6, 3312955260), (8, 2484716445), (9, 2208636840), (10, 1987773156), (12, 1656477630), (15, 1325182104), (18, 1104318420), (20, 993886578), (24, 828238815), (27, 736212280), (30, 662591052), (36, 552159210), (40, 496943289), (45, 441727368), (54, 368106140), (60, 331295526), (72, 276079605), (90, 220863684), (108, 184053070), (120, 165647763), (135, 147242456), (180, 110431842), (216, 92026535), (270, 73621228), (360, 55215921), (540, 36810614), (1080, 18405307), (3257, 6103080), (5651, 3517560), (6514, 3051540), (9771, 2034360), (11302, 1758780), (13028, 1525770), (16285, 1220616), (16953, 1172520), (19542, 1017180), (22604, 879390), (26056, 762885), (28255, 703512), (29313, 678120), (32570, 610308), (33906, 586260), (39084, 508590), (45208, 439695), (48855, 406872), (50859, 390840), (56510, 351756), (58626, 339060), (65140, 305154), (67812, 293130), (78168, 254295), (84765, 234504), (87939, 226040), (97710, 203436), (101718, 195420), (113020, 175878), (117252, 169530), (130280, 152577), (135624, 146565)]