72961920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 192

約数和(自身を含む): 257774400

約数和(自身を除く): 184812480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 239, 240, 265, 288, 318, 320, 360, 384, 424, 477, 478, 480, 530, 576, 636, 640, 717, 720, 795, 848, 954, 956, 960, 1060, 1152, 1195, 1272, 1434, 1440, 1590, 1696, 1908, 1912, 1920, 2120, 2151, 2385, 2390, 2544, 2868, 2880, 3180, 3392, 3585, 3816, 3824, 4240, 4302, 4770, 4780, 5088, 5736, 5760, 6360, 6784, 7170, 7632, 7648, 8480, 8604, 9540, 9560, 10176, 10755, 11472, 12667, 12720, 14340, 15264, 15296, 16960, 17208, 19080, 19120, 20352, 21510, 22944, 25334, 25440, 28680, 30528, 30592, 33920, 34416, 38001, 38160, 38240, 43020, 45888, 50668, 50880, 57360, 61056, 63335, 68832, 76002, 76320, 76480, 86040, 91776, 101336, 101760, 114003, 114720, 126670, 137664, 152004, 152640, 152960, 172080, 190005, 202672, 228006, 229440, 253340, 275328, 304008, 305280, 344160, 380010, 405344, 456012, 458880, 506680, 570015, 608016, 688320, 760020, 810688, 912024, 1013360, 1140030, 1216032, 1376640, 1520040, 1621376, 1824048, 2026720, 2280060, 2432064, 3040080, 3648096, 4053440, 4560120, 4864128, 6080160, 7296192, 8106880, 9120240, 12160320, 14592384, 18240480, 24320640, 36480960, 72961920]

約数ペア:

[(1, 72961920), (2, 36480960), (3, 24320640), (4, 18240480), (5, 14592384), (6, 12160320), (8, 9120240), (9, 8106880), (10, 7296192), (12, 6080160), (15, 4864128), (16, 4560120), (18, 4053440), (20, 3648096), (24, 3040080), (30, 2432064), (32, 2280060), (36, 2026720), (40, 1824048), (45, 1621376), (48, 1520040), (53, 1376640), (60, 1216032), (64, 1140030), (72, 1013360), (80, 912024), (90, 810688), (96, 760020), (106, 688320), (120, 608016), (128, 570015), (144, 506680), (159, 458880), (160, 456012), (180, 405344), (192, 380010), (212, 344160), (239, 305280), (240, 304008), (265, 275328), (288, 253340), (318, 229440), (320, 228006), (360, 202672), (384, 190005), (424, 172080), (477, 152960), (478, 152640), (480, 152004), (530, 137664), (576, 126670), (636, 114720), (640, 114003), (717, 101760), (720, 101336), (795, 91776), (848, 86040), (954, 76480), (956, 76320), (960, 76002), (1060, 68832), (1152, 63335), (1195, 61056), (1272, 57360), (1434, 50880), (1440, 50668), (1590, 45888), (1696, 43020), (1908, 38240), (1912, 38160), (1920, 38001), (2120, 34416), (2151, 33920), (2385, 30592), (2390, 30528), (2544, 28680), (2868, 25440), (2880, 25334), (3180, 22944), (3392, 21510), (3585, 20352), (3816, 19120), (3824, 19080), (4240, 17208), (4302, 16960), (4770, 15296), (4780, 15264), (5088, 14340), (5736, 12720), (5760, 12667), (6360, 11472), (6784, 10755), (7170, 10176), (7632, 9560), (7648, 9540), (8480, 8604)]