31509030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 93312000

約数和(自身を除く): 61802970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 53, 57, 70, 95, 105, 106, 114, 133, 149, 159, 190, 210, 265, 266, 285, 298, 318, 371, 399, 447, 530, 570, 665, 742, 745, 795, 798, 894, 1007, 1043, 1113, 1330, 1490, 1590, 1855, 1995, 2014, 2086, 2226, 2235, 2831, 3021, 3129, 3710, 3990, 4470, 5035, 5215, 5565, 5662, 6042, 6258, 7049, 7897, 8493, 10070, 10430, 11130, 14098, 14155, 15105, 15645, 15794, 16986, 19817, 21147, 23691, 28310, 30210, 31290, 35245, 39485, 39634, 42294, 42465, 47382, 55279, 59451, 70490, 78970, 84930, 99085, 105735, 110558, 118455, 118902, 150043, 165837, 198170, 211470, 236910, 276395, 297255, 300086, 331674, 450129, 552790, 594510, 750215, 829185, 900258, 1050301, 1500430, 1658370, 2100602, 2250645, 3150903, 4501290, 5251505, 6301806, 10503010, 15754515, 31509030]

約数ペア:

[(1, 31509030), (2, 15754515), (3, 10503010), (5, 6301806), (6, 5251505), (7, 4501290), (10, 3150903), (14, 2250645), (15, 2100602), (19, 1658370), (21, 1500430), (30, 1050301), (35, 900258), (38, 829185), (42, 750215), (53, 594510), (57, 552790), (70, 450129), (95, 331674), (105, 300086), (106, 297255), (114, 276395), (133, 236910), (149, 211470), (159, 198170), (190, 165837), (210, 150043), (265, 118902), (266, 118455), (285, 110558), (298, 105735), (318, 99085), (371, 84930), (399, 78970), (447, 70490), (530, 59451), (570, 55279), (665, 47382), (742, 42465), (745, 42294), (795, 39634), (798, 39485), (894, 35245), (1007, 31290), (1043, 30210), (1113, 28310), (1330, 23691), (1490, 21147), (1590, 19817), (1855, 16986), (1995, 15794), (2014, 15645), (2086, 15105), (2226, 14155), (2235, 14098), (2831, 11130), (3021, 10430), (3129, 10070), (3710, 8493), (3990, 7897), (4470, 7049), (5035, 6258), (5215, 6042), (5565, 5662)]