18629520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:889

約数の個数: 160

約数和(自身を含む): 71162112

約数和(自身を除く): 52532592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 853, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1706, 1820, 2184, 2559, 2730, 3120, 3412, 3640, 4265, 4368, 5118, 5460, 5971, 6824, 7280, 8530, 10236, 10920, 11089, 11942, 12795, 13648, 17060, 17913, 20472, 21840, 22178, 23884, 25590, 29855, 33267, 34120, 35826, 40944, 44356, 47768, 51180, 55445, 59710, 66534, 68240, 71652, 77623, 88712, 89565, 95536, 102360, 110890, 119420, 133068, 143304, 155246, 166335, 177424, 179130, 204720, 221780, 232869, 238840, 266136, 286608, 310492, 332670, 358260, 388115, 443560, 465738, 477680, 532272, 620984, 665340, 716520, 776230, 887120, 931476, 1164345, 1241968, 1330680, 1433040, 1552460, 1862952, 2328690, 2661360, 3104920, 3725904, 4657380, 6209840, 9314760, 18629520]

約数ペア:

[(1, 18629520), (2, 9314760), (3, 6209840), (4, 4657380), (5, 3725904), (6, 3104920), (7, 2661360), (8, 2328690), (10, 1862952), (12, 1552460), (13, 1433040), (14, 1330680), (15, 1241968), (16, 1164345), (20, 931476), (21, 887120), (24, 776230), (26, 716520), (28, 665340), (30, 620984), (35, 532272), (39, 477680), (40, 465738), (42, 443560), (48, 388115), (52, 358260), (56, 332670), (60, 310492), (65, 286608), (70, 266136), (78, 238840), (80, 232869), (84, 221780), (91, 204720), (104, 179130), (105, 177424), (112, 166335), (120, 155246), (130, 143304), (140, 133068), (156, 119420), (168, 110890), (182, 102360), (195, 95536), (208, 89565), (210, 88712), (240, 77623), (260, 71652), (273, 68240), (280, 66534), (312, 59710), (336, 55445), (364, 51180), (390, 47768), (420, 44356), (455, 40944), (520, 35826), (546, 34120), (560, 33267), (624, 29855), (728, 25590), (780, 23884), (840, 22178), (853, 21840), (910, 20472), (1040, 17913), (1092, 17060), (1365, 13648), (1456, 12795), (1560, 11942), (1680, 11089), (1706, 10920), (1820, 10236), (2184, 8530), (2559, 7280), (2730, 6824), (3120, 5971), (3412, 5460), (3640, 5118), (4265, 4368)]