18080400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 240

約数和(自身を含む): 66731840

約数和(自身を除く): 48651440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 25, 26, 30, 38, 39, 40, 48, 50, 52, 57, 60, 61, 65, 75, 76, 78, 80, 95, 100, 104, 114, 120, 122, 130, 150, 152, 156, 183, 190, 195, 200, 208, 228, 240, 244, 247, 260, 285, 300, 304, 305, 312, 325, 366, 380, 390, 400, 456, 475, 488, 494, 520, 570, 600, 610, 624, 650, 732, 741, 760, 780, 793, 912, 915, 950, 975, 976, 988, 1040, 1140, 1159, 1200, 1220, 1235, 1300, 1425, 1464, 1482, 1520, 1525, 1560, 1586, 1830, 1900, 1950, 1976, 2280, 2318, 2379, 2440, 2470, 2600, 2850, 2928, 2964, 3050, 3120, 3172, 3477, 3660, 3705, 3800, 3900, 3952, 3965, 4560, 4575, 4636, 4758, 4880, 4940, 5200, 5700, 5795, 5928, 6100, 6175, 6344, 6954, 7320, 7410, 7600, 7800, 7930, 9150, 9272, 9516, 9880, 11400, 11590, 11856, 11895, 12200, 12350, 12688, 13908, 14640, 14820, 15067, 15600, 15860, 17385, 18300, 18525, 18544, 19032, 19760, 19825, 22800, 23180, 23790, 24400, 24700, 27816, 28975, 29640, 30134, 31720, 34770, 36600, 37050, 38064, 39650, 45201, 46360, 47580, 49400, 55632, 57950, 59280, 59475, 60268, 63440, 69540, 73200, 74100, 75335, 79300, 86925, 90402, 92720, 95160, 98800, 115900, 118950, 120536, 139080, 148200, 150670, 158600, 173850, 180804, 190320, 226005, 231800, 237900, 241072, 278160, 296400, 301340, 317200, 347700, 361608, 376675, 452010, 463600, 475800, 602680, 695400, 723216, 753350, 904020, 951600, 1130025, 1205360, 1390800, 1506700, 1808040, 2260050, 3013400, 3616080, 4520100, 6026800, 9040200, 18080400]

約数ペア:

[(1, 18080400), (2, 9040200), (3, 6026800), (4, 4520100), (5, 3616080), (6, 3013400), (8, 2260050), (10, 1808040), (12, 1506700), (13, 1390800), (15, 1205360), (16, 1130025), (19, 951600), (20, 904020), (24, 753350), (25, 723216), (26, 695400), (30, 602680), (38, 475800), (39, 463600), (40, 452010), (48, 376675), (50, 361608), (52, 347700), (57, 317200), (60, 301340), (61, 296400), (65, 278160), (75, 241072), (76, 237900), (78, 231800), (80, 226005), (95, 190320), (100, 180804), (104, 173850), (114, 158600), (120, 150670), (122, 148200), (130, 139080), (150, 120536), (152, 118950), (156, 115900), (183, 98800), (190, 95160), (195, 92720), (200, 90402), (208, 86925), (228, 79300), (240, 75335), (244, 74100), (247, 73200), (260, 69540), (285, 63440), (300, 60268), (304, 59475), (305, 59280), (312, 57950), (325, 55632), (366, 49400), (380, 47580), (390, 46360), (400, 45201), (456, 39650), (475, 38064), (488, 37050), (494, 36600), (520, 34770), (570, 31720), (600, 30134), (610, 29640), (624, 28975), (650, 27816), (732, 24700), (741, 24400), (760, 23790), (780, 23180), (793, 22800), (912, 19825), (915, 19760), (950, 19032), (975, 18544), (976, 18525), (988, 18300), (1040, 17385), (1140, 15860), (1159, 15600), (1200, 15067), (1220, 14820), (1235, 14640), (1300, 13908), (1425, 12688), (1464, 12350), (1482, 12200), (1520, 11895), (1525, 11856), (1560, 11590), (1586, 11400), (1830, 9880), (1900, 9516), (1950, 9272), (1976, 9150), (2280, 7930), (2318, 7800), (2379, 7600), (2440, 7410), (2470, 7320), (2600, 6954), (2850, 6344), (2928, 6175), (2964, 6100), (3050, 5928), (3120, 5795), (3172, 5700), (3477, 5200), (3660, 4940), (3705, 4880), (3800, 4758), (3900, 4636), (3952, 4575), (3965, 4560)]