18848760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1221

約数の個数: 128

約数和(自身を含む): 68083200

約数和(自身を除く): 49234440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1181, 1330, 1596, 1995, 2280, 2362, 2660, 3192, 3543, 3990, 4724, 5320, 5905, 7086, 7980, 8267, 9448, 11810, 14172, 15960, 16534, 17715, 22439, 23620, 24801, 28344, 33068, 35430, 41335, 44878, 47240, 49602, 66136, 67317, 70860, 82670, 89756, 99204, 112195, 124005, 134634, 141720, 157073, 165340, 179512, 198408, 224390, 248010, 269268, 314146, 330680, 336585, 448780, 471219, 496020, 538536, 628292, 673170, 785365, 897560, 942438, 992040, 1256584, 1346340, 1570730, 1884876, 2356095, 2692680, 3141460, 3769752, 4712190, 6282920, 9424380, 18848760]

約数ペア:

[(1, 18848760), (2, 9424380), (3, 6282920), (4, 4712190), (5, 3769752), (6, 3141460), (7, 2692680), (8, 2356095), (10, 1884876), (12, 1570730), (14, 1346340), (15, 1256584), (19, 992040), (20, 942438), (21, 897560), (24, 785365), (28, 673170), (30, 628292), (35, 538536), (38, 496020), (40, 471219), (42, 448780), (56, 336585), (57, 330680), (60, 314146), (70, 269268), (76, 248010), (84, 224390), (95, 198408), (105, 179512), (114, 165340), (120, 157073), (133, 141720), (140, 134634), (152, 124005), (168, 112195), (190, 99204), (210, 89756), (228, 82670), (266, 70860), (280, 67317), (285, 66136), (380, 49602), (399, 47240), (420, 44878), (456, 41335), (532, 35430), (570, 33068), (665, 28344), (760, 24801), (798, 23620), (840, 22439), (1064, 17715), (1140, 16534), (1181, 15960), (1330, 14172), (1596, 11810), (1995, 9448), (2280, 8267), (2362, 7980), (2660, 7086), (3192, 5905), (3543, 5320), (3990, 4724)]