90370890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 160

約数和(自身を含む): 259269120

約数和(自身を除く): 168898230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 59, 61, 62, 81, 90, 93, 118, 122, 135, 155, 162, 177, 183, 186, 270, 279, 295, 305, 310, 354, 366, 405, 465, 531, 549, 558, 590, 610, 810, 837, 885, 915, 930, 1062, 1098, 1395, 1593, 1647, 1674, 1770, 1829, 1830, 1891, 2511, 2655, 2745, 2790, 3186, 3294, 3599, 3658, 3782, 4185, 4779, 4941, 5022, 5310, 5487, 5490, 5673, 7198, 7965, 8235, 8370, 9145, 9455, 9558, 9882, 10797, 10974, 11346, 12555, 15930, 16461, 16470, 17019, 17995, 18290, 18910, 21594, 23895, 24705, 25110, 27435, 28365, 32391, 32922, 34038, 35990, 47790, 49383, 49410, 51057, 53985, 54870, 56730, 64782, 82305, 85095, 97173, 98766, 102114, 107970, 111569, 148149, 153171, 161955, 164610, 170190, 194346, 223138, 246915, 255285, 291519, 296298, 306342, 323910, 334707, 485865, 493830, 510570, 557845, 583038, 669414, 740745, 765855, 971730, 1004121, 1115690, 1457595, 1481490, 1531710, 1673535, 2008242, 2915190, 3012363, 3347070, 5020605, 6024726, 9037089, 10041210, 15061815, 18074178, 30123630, 45185445, 90370890]

約数ペア:

[(1, 90370890), (2, 45185445), (3, 30123630), (5, 18074178), (6, 15061815), (9, 10041210), (10, 9037089), (15, 6024726), (18, 5020605), (27, 3347070), (30, 3012363), (31, 2915190), (45, 2008242), (54, 1673535), (59, 1531710), (61, 1481490), (62, 1457595), (81, 1115690), (90, 1004121), (93, 971730), (118, 765855), (122, 740745), (135, 669414), (155, 583038), (162, 557845), (177, 510570), (183, 493830), (186, 485865), (270, 334707), (279, 323910), (295, 306342), (305, 296298), (310, 291519), (354, 255285), (366, 246915), (405, 223138), (465, 194346), (531, 170190), (549, 164610), (558, 161955), (590, 153171), (610, 148149), (810, 111569), (837, 107970), (885, 102114), (915, 98766), (930, 97173), (1062, 85095), (1098, 82305), (1395, 64782), (1593, 56730), (1647, 54870), (1674, 53985), (1770, 51057), (1829, 49410), (1830, 49383), (1891, 47790), (2511, 35990), (2655, 34038), (2745, 32922), (2790, 32391), (3186, 28365), (3294, 27435), (3599, 25110), (3658, 24705), (3782, 23895), (4185, 21594), (4779, 18910), (4941, 18290), (5022, 17995), (5310, 17019), (5487, 16470), (5490, 16461), (5673, 15930), (7198, 12555), (7965, 11346), (8235, 10974), (8370, 10797), (9145, 9882), (9455, 9558)]