18562440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 61165440

約数和(自身を除く): 42603000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 163, 195, 219, 260, 292, 312, 326, 365, 390, 438, 489, 520, 584, 652, 730, 780, 815, 876, 949, 978, 1095, 1304, 1460, 1560, 1630, 1752, 1898, 1956, 2119, 2190, 2445, 2847, 2920, 3260, 3796, 3912, 4238, 4380, 4745, 4890, 5694, 6357, 6520, 7592, 8476, 8760, 9490, 9780, 10595, 11388, 11899, 12714, 14235, 16952, 18980, 19560, 21190, 22776, 23798, 25428, 28470, 31785, 35697, 37960, 42380, 47596, 50856, 56940, 59495, 63570, 71394, 84760, 95192, 113880, 118990, 127140, 142788, 154687, 178485, 237980, 254280, 285576, 309374, 356970, 464061, 475960, 618748, 713940, 773435, 928122, 1237496, 1427880, 1546870, 1856244, 2320305, 3093740, 3712488, 4640610, 6187480, 9281220, 18562440]

約数ペア:

[(1, 18562440), (2, 9281220), (3, 6187480), (4, 4640610), (5, 3712488), (6, 3093740), (8, 2320305), (10, 1856244), (12, 1546870), (13, 1427880), (15, 1237496), (20, 928122), (24, 773435), (26, 713940), (30, 618748), (39, 475960), (40, 464061), (52, 356970), (60, 309374), (65, 285576), (73, 254280), (78, 237980), (104, 178485), (120, 154687), (130, 142788), (146, 127140), (156, 118990), (163, 113880), (195, 95192), (219, 84760), (260, 71394), (292, 63570), (312, 59495), (326, 56940), (365, 50856), (390, 47596), (438, 42380), (489, 37960), (520, 35697), (584, 31785), (652, 28470), (730, 25428), (780, 23798), (815, 22776), (876, 21190), (949, 19560), (978, 18980), (1095, 16952), (1304, 14235), (1460, 12714), (1560, 11899), (1630, 11388), (1752, 10595), (1898, 9780), (1956, 9490), (2119, 8760), (2190, 8476), (2445, 7592), (2847, 6520), (2920, 6357), (3260, 5694), (3796, 4890), (3912, 4745), (4238, 4380)]