31693770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 87744384

約数和(自身を除く): 56050614

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 61, 69, 90, 115, 122, 138, 183, 207, 230, 251, 305, 345, 366, 414, 502, 549, 610, 690, 753, 915, 1035, 1098, 1255, 1403, 1506, 1830, 2070, 2259, 2510, 2745, 2806, 3765, 4209, 4518, 5490, 5773, 7015, 7530, 8418, 11295, 11546, 12627, 14030, 15311, 17319, 21045, 22590, 25254, 28865, 30622, 34638, 42090, 45933, 51957, 57730, 63135, 76555, 86595, 91866, 103914, 126270, 137799, 153110, 173190, 229665, 259785, 275598, 352153, 459330, 519570, 688995, 704306, 1056459, 1377990, 1760765, 2112918, 3169377, 3521530, 5282295, 6338754, 10564590, 15846885, 31693770]

約数ペア:

[(1, 31693770), (2, 15846885), (3, 10564590), (5, 6338754), (6, 5282295), (9, 3521530), (10, 3169377), (15, 2112918), (18, 1760765), (23, 1377990), (30, 1056459), (45, 704306), (46, 688995), (61, 519570), (69, 459330), (90, 352153), (115, 275598), (122, 259785), (138, 229665), (183, 173190), (207, 153110), (230, 137799), (251, 126270), (305, 103914), (345, 91866), (366, 86595), (414, 76555), (502, 63135), (549, 57730), (610, 51957), (690, 45933), (753, 42090), (915, 34638), (1035, 30622), (1098, 28865), (1255, 25254), (1403, 22590), (1506, 21045), (1830, 17319), (2070, 15311), (2259, 14030), (2510, 12627), (2745, 11546), (2806, 11295), (3765, 8418), (4209, 7530), (4518, 7015), (5490, 5773)]