31175430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 128

約数和(自身を含む): 90478080

約数和(自身を除く): 59302650

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 43, 55, 65, 66, 78, 86, 110, 129, 130, 143, 165, 169, 195, 215, 258, 286, 330, 338, 390, 429, 430, 473, 507, 559, 645, 715, 845, 858, 946, 1014, 1118, 1290, 1419, 1430, 1677, 1690, 1859, 2145, 2197, 2365, 2535, 2795, 2838, 3354, 3718, 4290, 4394, 4730, 5070, 5577, 5590, 6149, 6591, 7095, 7267, 8385, 9295, 10985, 11154, 12298, 13182, 14190, 14534, 16770, 18447, 18590, 21801, 21970, 24167, 27885, 30745, 32955, 36335, 36894, 43602, 48334, 55770, 61490, 65910, 72501, 72670, 79937, 92235, 94471, 109005, 120835, 145002, 159874, 184470, 188942, 218010, 239811, 241670, 283413, 362505, 399685, 472355, 479622, 566826, 725010, 799370, 944710, 1039181, 1199055, 1417065, 2078362, 2398110, 2834130, 3117543, 5195905, 6235086, 10391810, 15587715, 31175430]

約数ペア:

[(1, 31175430), (2, 15587715), (3, 10391810), (5, 6235086), (6, 5195905), (10, 3117543), (11, 2834130), (13, 2398110), (15, 2078362), (22, 1417065), (26, 1199055), (30, 1039181), (33, 944710), (39, 799370), (43, 725010), (55, 566826), (65, 479622), (66, 472355), (78, 399685), (86, 362505), (110, 283413), (129, 241670), (130, 239811), (143, 218010), (165, 188942), (169, 184470), (195, 159874), (215, 145002), (258, 120835), (286, 109005), (330, 94471), (338, 92235), (390, 79937), (429, 72670), (430, 72501), (473, 65910), (507, 61490), (559, 55770), (645, 48334), (715, 43602), (845, 36894), (858, 36335), (946, 32955), (1014, 30745), (1118, 27885), (1290, 24167), (1419, 21970), (1430, 21801), (1677, 18590), (1690, 18447), (1859, 16770), (2145, 14534), (2197, 14190), (2365, 13182), (2535, 12298), (2795, 11154), (2838, 10985), (3354, 9295), (3718, 8385), (4290, 7267), (4394, 7095), (4730, 6591), (5070, 6149), (5577, 5590)]