149975210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 356548608

約数和(自身を除く): 206573398

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 61, 62, 70, 77, 103, 110, 122, 154, 155, 206, 217, 305, 310, 341, 385, 427, 434, 515, 610, 671, 682, 721, 770, 854, 1030, 1085, 1133, 1342, 1442, 1705, 1891, 2135, 2170, 2266, 2387, 3193, 3355, 3410, 3605, 3782, 4270, 4697, 4774, 5665, 6283, 6386, 6710, 7210, 7931, 9394, 9455, 11330, 11935, 12566, 13237, 15862, 15965, 18910, 20801, 22351, 23485, 23870, 26474, 31415, 31930, 35123, 39655, 41602, 43981, 44702, 46970, 62830, 66185, 69113, 70246, 79310, 87962, 104005, 111755, 132370, 138226, 145607, 175615, 194773, 208010, 219905, 223510, 245861, 291214, 345565, 351230, 389546, 439810, 483791, 491722, 691130, 728035, 967582, 973865, 1229305, 1363411, 1456070, 1947730, 2142503, 2418955, 2458610, 2726822, 4285006, 4837910, 6817055, 10712515, 13634110, 14997521, 21425030, 29995042, 74987605, 149975210]

約数ペア:

[(1, 149975210), (2, 74987605), (5, 29995042), (7, 21425030), (10, 14997521), (11, 13634110), (14, 10712515), (22, 6817055), (31, 4837910), (35, 4285006), (55, 2726822), (61, 2458610), (62, 2418955), (70, 2142503), (77, 1947730), (103, 1456070), (110, 1363411), (122, 1229305), (154, 973865), (155, 967582), (206, 728035), (217, 691130), (305, 491722), (310, 483791), (341, 439810), (385, 389546), (427, 351230), (434, 345565), (515, 291214), (610, 245861), (671, 223510), (682, 219905), (721, 208010), (770, 194773), (854, 175615), (1030, 145607), (1085, 138226), (1133, 132370), (1342, 111755), (1442, 104005), (1705, 87962), (1891, 79310), (2135, 70246), (2170, 69113), (2266, 66185), (2387, 62830), (3193, 46970), (3355, 44702), (3410, 43981), (3605, 41602), (3782, 39655), (4270, 35123), (4697, 31930), (4774, 31415), (5665, 26474), (6283, 23870), (6386, 23485), (6710, 22351), (7210, 20801), (7931, 18910), (9394, 15965), (9455, 15862), (11330, 13237), (11935, 12566)]