18717510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 37269690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 107, 119, 147, 170, 210, 214, 238, 245, 255, 294, 321, 343, 357, 490, 510, 535, 595, 642, 686, 714, 735, 749, 833, 1029, 1070, 1190, 1470, 1498, 1605, 1666, 1715, 1785, 1819, 2058, 2247, 2499, 3210, 3430, 3570, 3638, 3745, 4165, 4494, 4998, 5145, 5243, 5457, 5831, 7490, 8330, 9095, 10290, 10486, 10914, 11235, 11662, 12495, 12733, 15729, 17493, 18190, 22470, 24990, 25466, 26215, 27285, 29155, 31458, 34986, 36701, 38199, 52430, 54570, 58310, 63665, 73402, 76398, 78645, 87465, 89131, 110103, 127330, 157290, 174930, 178262, 183505, 190995, 220206, 267393, 367010, 381990, 445655, 534786, 550515, 623917, 891310, 1101030, 1247834, 1336965, 1871751, 2673930, 3119585, 3743502, 6239170, 9358755, 18717510]

約数ペア:

[(1, 18717510), (2, 9358755), (3, 6239170), (5, 3743502), (6, 3119585), (7, 2673930), (10, 1871751), (14, 1336965), (15, 1247834), (17, 1101030), (21, 891310), (30, 623917), (34, 550515), (35, 534786), (42, 445655), (49, 381990), (51, 367010), (70, 267393), (85, 220206), (98, 190995), (102, 183505), (105, 178262), (107, 174930), (119, 157290), (147, 127330), (170, 110103), (210, 89131), (214, 87465), (238, 78645), (245, 76398), (255, 73402), (294, 63665), (321, 58310), (343, 54570), (357, 52430), (490, 38199), (510, 36701), (535, 34986), (595, 31458), (642, 29155), (686, 27285), (714, 26215), (735, 25466), (749, 24990), (833, 22470), (1029, 18190), (1070, 17493), (1190, 15729), (1470, 12733), (1498, 12495), (1605, 11662), (1666, 11235), (1715, 10914), (1785, 10486), (1819, 10290), (2058, 9095), (2247, 8330), (2499, 7490), (3210, 5831), (3430, 5457), (3570, 5243), (3638, 5145), (3745, 4998), (4165, 4494)]