18875610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 57038904

約数和(自身を除く): 38163294

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 73, 78, 85, 90, 102, 117, 130, 146, 153, 169, 170, 195, 219, 221, 234, 255, 306, 338, 365, 390, 438, 442, 507, 510, 585, 657, 663, 730, 765, 845, 949, 1014, 1095, 1105, 1170, 1241, 1314, 1326, 1521, 1530, 1690, 1898, 1989, 2190, 2210, 2482, 2535, 2847, 2873, 3042, 3285, 3315, 3723, 3978, 4745, 5070, 5694, 5746, 6205, 6570, 6630, 7446, 7605, 8541, 8619, 9490, 9945, 11169, 12337, 12410, 14235, 14365, 15210, 16133, 17082, 17238, 18615, 19890, 22338, 24674, 25857, 28470, 28730, 32266, 37011, 37230, 42705, 43095, 48399, 51714, 55845, 61685, 74022, 80665, 85410, 86190, 96798, 111033, 111690, 123370, 129285, 145197, 161330, 185055, 209729, 222066, 241995, 258570, 290394, 370110, 419458, 483990, 555165, 629187, 725985, 1048645, 1110330, 1258374, 1451970, 1887561, 2097290, 3145935, 3775122, 6291870, 9437805, 18875610]

約数ペア:

[(1, 18875610), (2, 9437805), (3, 6291870), (5, 3775122), (6, 3145935), (9, 2097290), (10, 1887561), (13, 1451970), (15, 1258374), (17, 1110330), (18, 1048645), (26, 725985), (30, 629187), (34, 555165), (39, 483990), (45, 419458), (51, 370110), (65, 290394), (73, 258570), (78, 241995), (85, 222066), (90, 209729), (102, 185055), (117, 161330), (130, 145197), (146, 129285), (153, 123370), (169, 111690), (170, 111033), (195, 96798), (219, 86190), (221, 85410), (234, 80665), (255, 74022), (306, 61685), (338, 55845), (365, 51714), (390, 48399), (438, 43095), (442, 42705), (507, 37230), (510, 37011), (585, 32266), (657, 28730), (663, 28470), (730, 25857), (765, 24674), (845, 22338), (949, 19890), (1014, 18615), (1095, 17238), (1105, 17082), (1170, 16133), (1241, 15210), (1314, 14365), (1326, 14235), (1521, 12410), (1530, 12337), (1690, 11169), (1898, 9945), (1989, 9490), (2190, 8619), (2210, 8541), (2482, 7605), (2535, 7446), (2847, 6630), (2873, 6570), (3042, 6205), (3285, 5746), (3315, 5694), (3723, 5070), (3978, 4745)]