84935320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 216691200

約数和(自身を除く): 131755880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 43, 46, 76, 86, 92, 95, 113, 115, 152, 172, 184, 190, 215, 226, 230, 344, 380, 430, 437, 452, 460, 565, 760, 817, 860, 874, 904, 920, 989, 1130, 1634, 1720, 1748, 1978, 2147, 2185, 2260, 2599, 3268, 3496, 3956, 4085, 4294, 4370, 4520, 4859, 4945, 5198, 6536, 7912, 8170, 8588, 8740, 9718, 9890, 10396, 10735, 12995, 16340, 17176, 17480, 18791, 19436, 19780, 20792, 21470, 24295, 25990, 32680, 37582, 38872, 39560, 42940, 48590, 49381, 51980, 75164, 85880, 92321, 93955, 97180, 98762, 103960, 111757, 150328, 184642, 187910, 194360, 197524, 223514, 246905, 369284, 375820, 395048, 447028, 461605, 493810, 558785, 738568, 751640, 894056, 923210, 987620, 1117570, 1846420, 1975240, 2123383, 2235140, 3692840, 4246766, 4470280, 8493532, 10616915, 16987064, 21233830, 42467660, 84935320]

約数ペア:

[(1, 84935320), (2, 42467660), (4, 21233830), (5, 16987064), (8, 10616915), (10, 8493532), (19, 4470280), (20, 4246766), (23, 3692840), (38, 2235140), (40, 2123383), (43, 1975240), (46, 1846420), (76, 1117570), (86, 987620), (92, 923210), (95, 894056), (113, 751640), (115, 738568), (152, 558785), (172, 493810), (184, 461605), (190, 447028), (215, 395048), (226, 375820), (230, 369284), (344, 246905), (380, 223514), (430, 197524), (437, 194360), (452, 187910), (460, 184642), (565, 150328), (760, 111757), (817, 103960), (860, 98762), (874, 97180), (904, 93955), (920, 92321), (989, 85880), (1130, 75164), (1634, 51980), (1720, 49381), (1748, 48590), (1978, 42940), (2147, 39560), (2185, 38872), (2260, 37582), (2599, 32680), (3268, 25990), (3496, 24295), (3956, 21470), (4085, 20792), (4294, 19780), (4370, 19436), (4520, 18791), (4859, 17480), (4945, 17176), (5198, 16340), (6536, 12995), (7912, 10735), (8170, 10396), (8588, 9890), (8740, 9718)]