31305330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 102435840

約数和(自身を除く): 71130510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 37, 42, 45, 51, 63, 70, 74, 79, 85, 90, 102, 105, 111, 119, 126, 153, 158, 170, 185, 210, 222, 237, 238, 255, 259, 306, 315, 333, 357, 370, 395, 474, 510, 518, 553, 555, 595, 629, 630, 666, 711, 714, 765, 777, 790, 1071, 1106, 1110, 1185, 1190, 1258, 1295, 1343, 1422, 1530, 1554, 1659, 1665, 1785, 1887, 2142, 2331, 2370, 2590, 2686, 2765, 2923, 3145, 3318, 3330, 3555, 3570, 3774, 3885, 4029, 4403, 4662, 4977, 5355, 5530, 5661, 5846, 6290, 6715, 7110, 7770, 8058, 8295, 8769, 8806, 9401, 9435, 9954, 10710, 11322, 11655, 12087, 13209, 13430, 14615, 16590, 17538, 18802, 18870, 20145, 20461, 22015, 23310, 24174, 24885, 26307, 26418, 28203, 28305, 29230, 39627, 40290, 40922, 43845, 44030, 47005, 49691, 49770, 52614, 56406, 56610, 60435, 61383, 66045, 79254, 84609, 87690, 94010, 99382, 102305, 120870, 122766, 131535, 132090, 141015, 149073, 169218, 184149, 198135, 204610, 248455, 263070, 282030, 298146, 306915, 347837, 368298, 396270, 423045, 447219, 496910, 613830, 695674, 745365, 846090, 894438, 920745, 1043511, 1490730, 1739185, 1841490, 2087022, 2236095, 3130533, 3478370, 4472190, 5217555, 6261066, 10435110, 15652665, 31305330]

約数ペア:

[(1, 31305330), (2, 15652665), (3, 10435110), (5, 6261066), (6, 5217555), (7, 4472190), (9, 3478370), (10, 3130533), (14, 2236095), (15, 2087022), (17, 1841490), (18, 1739185), (21, 1490730), (30, 1043511), (34, 920745), (35, 894438), (37, 846090), (42, 745365), (45, 695674), (51, 613830), (63, 496910), (70, 447219), (74, 423045), (79, 396270), (85, 368298), (90, 347837), (102, 306915), (105, 298146), (111, 282030), (119, 263070), (126, 248455), (153, 204610), (158, 198135), (170, 184149), (185, 169218), (210, 149073), (222, 141015), (237, 132090), (238, 131535), (255, 122766), (259, 120870), (306, 102305), (315, 99382), (333, 94010), (357, 87690), (370, 84609), (395, 79254), (474, 66045), (510, 61383), (518, 60435), (553, 56610), (555, 56406), (595, 52614), (629, 49770), (630, 49691), (666, 47005), (711, 44030), (714, 43845), (765, 40922), (777, 40290), (790, 39627), (1071, 29230), (1106, 28305), (1110, 28203), (1185, 26418), (1190, 26307), (1258, 24885), (1295, 24174), (1343, 23310), (1422, 22015), (1530, 20461), (1554, 20145), (1659, 18870), (1665, 18802), (1785, 17538), (1887, 16590), (2142, 14615), (2331, 13430), (2370, 13209), (2590, 12087), (2686, 11655), (2765, 11322), (2923, 10710), (3145, 9954), (3318, 9435), (3330, 9401), (3555, 8806), (3570, 8769), (3774, 8295), (3885, 8058), (4029, 7770), (4403, 7110), (4662, 6715), (4977, 6290), (5355, 5846), (5530, 5661)]