72503040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 235468800

約数和(自身を除く): 162965760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 239, 240, 256, 316, 320, 384, 395, 474, 478, 480, 632, 640, 717, 768, 790, 948, 956, 960, 1185, 1195, 1264, 1280, 1434, 1580, 1896, 1912, 1920, 2370, 2390, 2528, 2868, 3160, 3585, 3792, 3824, 3840, 4740, 4780, 5056, 5736, 6320, 7170, 7584, 7648, 9480, 9560, 10112, 11472, 12640, 14340, 15168, 15296, 18881, 18960, 19120, 20224, 22944, 25280, 28680, 30336, 30592, 37762, 37920, 38240, 45888, 50560, 56643, 57360, 60672, 61184, 75524, 75840, 76480, 91776, 94405, 101120, 113286, 114720, 151048, 151680, 152960, 183552, 188810, 226572, 229440, 283215, 302096, 303360, 305920, 377620, 453144, 458880, 566430, 604192, 755240, 906288, 917760, 1132860, 1208384, 1510480, 1812576, 2265720, 2416768, 3020960, 3625152, 4531440, 4833536, 6041920, 7250304, 9062880, 12083840, 14500608, 18125760, 24167680, 36251520, 72503040]

約数ペア:

[(1, 72503040), (2, 36251520), (3, 24167680), (4, 18125760), (5, 14500608), (6, 12083840), (8, 9062880), (10, 7250304), (12, 6041920), (15, 4833536), (16, 4531440), (20, 3625152), (24, 3020960), (30, 2416768), (32, 2265720), (40, 1812576), (48, 1510480), (60, 1208384), (64, 1132860), (79, 917760), (80, 906288), (96, 755240), (120, 604192), (128, 566430), (158, 458880), (160, 453144), (192, 377620), (237, 305920), (239, 303360), (240, 302096), (256, 283215), (316, 229440), (320, 226572), (384, 188810), (395, 183552), (474, 152960), (478, 151680), (480, 151048), (632, 114720), (640, 113286), (717, 101120), (768, 94405), (790, 91776), (948, 76480), (956, 75840), (960, 75524), (1185, 61184), (1195, 60672), (1264, 57360), (1280, 56643), (1434, 50560), (1580, 45888), (1896, 38240), (1912, 37920), (1920, 37762), (2370, 30592), (2390, 30336), (2528, 28680), (2868, 25280), (3160, 22944), (3585, 20224), (3792, 19120), (3824, 18960), (3840, 18881), (4740, 15296), (4780, 15168), (5056, 14340), (5736, 12640), (6320, 11472), (7170, 10112), (7584, 9560), (7648, 9480)]