228171720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{73}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 806232960

約数和(自身を除く): 578061240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 73, 84, 105, 120, 122, 140, 146, 168, 183, 210, 219, 244, 280, 292, 305, 365, 366, 420, 427, 438, 488, 511, 584, 610, 730, 732, 840, 854, 876, 915, 1022, 1095, 1220, 1281, 1460, 1464, 1533, 1708, 1752, 1830, 2044, 2135, 2190, 2440, 2555, 2562, 2920, 3066, 3416, 3660, 3721, 4088, 4270, 4380, 4453, 5110, 5124, 6132, 6405, 7320, 7442, 7665, 8540, 8760, 8906, 10220, 10248, 11163, 12264, 12810, 13359, 14884, 15330, 17080, 17812, 18605, 20440, 22265, 22326, 25620, 26047, 26718, 29768, 30660, 31171, 35624, 37210, 44530, 44652, 51240, 52094, 53436, 55815, 61320, 62342, 66795, 74420, 78141, 89060, 89304, 93513, 104188, 106872, 111630, 124684, 130235, 133590, 148840, 155855, 156282, 178120, 187026, 208376, 223260, 249368, 260470, 267180, 271633, 311710, 312564, 374052, 390705, 446520, 467565, 520940, 534360, 543266, 623420, 625128, 748104, 781410, 814899, 935130, 1041880, 1086532, 1246840, 1358165, 1562820, 1629798, 1870260, 1901431, 2173064, 2716330, 3125640, 3259596, 3740520, 3802862, 4074495, 5432660, 5704293, 6519192, 7605724, 8148990, 9507155, 10865320, 11408586, 15211448, 16297980, 19014310, 22817172, 28521465, 32595960, 38028620, 45634344, 57042930, 76057240, 114085860, 228171720]

約数ペア:

[(1, 228171720), (2, 114085860), (3, 76057240), (4, 57042930), (5, 45634344), (6, 38028620), (7, 32595960), (8, 28521465), (10, 22817172), (12, 19014310), (14, 16297980), (15, 15211448), (20, 11408586), (21, 10865320), (24, 9507155), (28, 8148990), (30, 7605724), (35, 6519192), (40, 5704293), (42, 5432660), (56, 4074495), (60, 3802862), (61, 3740520), (70, 3259596), (73, 3125640), (84, 2716330), (105, 2173064), (120, 1901431), (122, 1870260), (140, 1629798), (146, 1562820), (168, 1358165), (183, 1246840), (210, 1086532), (219, 1041880), (244, 935130), (280, 814899), (292, 781410), (305, 748104), (365, 625128), (366, 623420), (420, 543266), (427, 534360), (438, 520940), (488, 467565), (511, 446520), (584, 390705), (610, 374052), (730, 312564), (732, 311710), (840, 271633), (854, 267180), (876, 260470), (915, 249368), (1022, 223260), (1095, 208376), (1220, 187026), (1281, 178120), (1460, 156282), (1464, 155855), (1533, 148840), (1708, 133590), (1752, 130235), (1830, 124684), (2044, 111630), (2135, 106872), (2190, 104188), (2440, 93513), (2555, 89304), (2562, 89060), (2920, 78141), (3066, 74420), (3416, 66795), (3660, 62342), (3721, 61320), (4088, 55815), (4270, 53436), (4380, 52094), (4453, 51240), (5110, 44652), (5124, 44530), (6132, 37210), (6405, 35624), (7320, 31171), (7442, 30660), (7665, 29768), (8540, 26718), (8760, 26047), (8906, 25620), (10220, 22326), (10248, 22265), (11163, 20440), (12264, 18605), (12810, 17812), (13359, 17080), (14884, 15330)]