31258710

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 160

約数和(自身を含む): 99316800

約数和(自身を除く): 68058090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 37, 42, 45, 54, 63, 70, 74, 81, 90, 105, 111, 126, 135, 149, 162, 185, 189, 210, 222, 259, 270, 298, 315, 333, 370, 378, 405, 447, 518, 555, 567, 630, 666, 745, 777, 810, 894, 945, 999, 1043, 1110, 1134, 1295, 1341, 1490, 1554, 1665, 1890, 1998, 2086, 2235, 2331, 2590, 2682, 2835, 2997, 3129, 3330, 3885, 4023, 4470, 4662, 4995, 5215, 5513, 5670, 5994, 6258, 6705, 6993, 7770, 8046, 9387, 9990, 10430, 11026, 11655, 12069, 13410, 13986, 14985, 15645, 16539, 18774, 20115, 20979, 23310, 24138, 27565, 28161, 29970, 31290, 33078, 34965, 38591, 40230, 41958, 46935, 49617, 55130, 56322, 60345, 69930, 77182, 82695, 84483, 93870, 99234, 104895, 115773, 120690, 140805, 148851, 165390, 168966, 192955, 209790, 231546, 248085, 281610, 297702, 347319, 385910, 422415, 446553, 496170, 578865, 694638, 744255, 844830, 893106, 1041957, 1157730, 1488510, 1736595, 2083914, 2232765, 3125871, 3473190, 4465530, 5209785, 6251742, 10419570, 15629355, 31258710]

約数ペア:

[(1, 31258710), (2, 15629355), (3, 10419570), (5, 6251742), (6, 5209785), (7, 4465530), (9, 3473190), (10, 3125871), (14, 2232765), (15, 2083914), (18, 1736595), (21, 1488510), (27, 1157730), (30, 1041957), (35, 893106), (37, 844830), (42, 744255), (45, 694638), (54, 578865), (63, 496170), (70, 446553), (74, 422415), (81, 385910), (90, 347319), (105, 297702), (111, 281610), (126, 248085), (135, 231546), (149, 209790), (162, 192955), (185, 168966), (189, 165390), (210, 148851), (222, 140805), (259, 120690), (270, 115773), (298, 104895), (315, 99234), (333, 93870), (370, 84483), (378, 82695), (405, 77182), (447, 69930), (518, 60345), (555, 56322), (567, 55130), (630, 49617), (666, 46935), (745, 41958), (777, 40230), (810, 38591), (894, 34965), (945, 33078), (999, 31290), (1043, 29970), (1110, 28161), (1134, 27565), (1295, 24138), (1341, 23310), (1490, 20979), (1554, 20115), (1665, 18774), (1890, 16539), (1998, 15645), (2086, 14985), (2235, 13986), (2331, 13410), (2590, 12069), (2682, 11655), (2835, 11026), (2997, 10430), (3129, 9990), (3330, 9387), (3885, 8046), (4023, 7770), (4470, 6993), (4662, 6705), (4995, 6258), (5215, 5994), (5513, 5670)]