180741780

素因数分解:

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

素因数の和:172

約数の個数: 240

約数和(自身を含む): 604961280

約数和(自身を除く): 424219500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 59, 60, 61, 62, 81, 90, 93, 108, 118, 122, 124, 135, 155, 162, 177, 180, 183, 186, 236, 244, 270, 279, 295, 305, 310, 324, 354, 366, 372, 405, 465, 531, 540, 549, 558, 590, 610, 620, 708, 732, 810, 837, 885, 915, 930, 1062, 1098, 1116, 1180, 1220, 1395, 1593, 1620, 1647, 1674, 1770, 1829, 1830, 1860, 1891, 2124, 2196, 2511, 2655, 2745, 2790, 3186, 3294, 3348, 3540, 3599, 3658, 3660, 3782, 4185, 4779, 4941, 5022, 5310, 5487, 5490, 5580, 5673, 6372, 6588, 7198, 7316, 7564, 7965, 8235, 8370, 9145, 9455, 9558, 9882, 10044, 10620, 10797, 10974, 10980, 11346, 12555, 14396, 15930, 16461, 16470, 16740, 17019, 17995, 18290, 18910, 19116, 19764, 21594, 21948, 22692, 23895, 24705, 25110, 27435, 28365, 31860, 32391, 32922, 32940, 34038, 35990, 36580, 37820, 43188, 47790, 49383, 49410, 50220, 51057, 53985, 54870, 56730, 64782, 65844, 68076, 71980, 82305, 85095, 95580, 97173, 98766, 98820, 102114, 107970, 109740, 111569, 113460, 129564, 148149, 153171, 161955, 164610, 170190, 194346, 197532, 204228, 215940, 223138, 246915, 255285, 291519, 296298, 306342, 323910, 329220, 334707, 340380, 388692, 446276, 485865, 493830, 510570, 557845, 583038, 592596, 612684, 647820, 669414, 740745, 765855, 971730, 987660, 1004121, 1021140, 1115690, 1166076, 1338828, 1457595, 1481490, 1531710, 1673535, 1943460, 2008242, 2231380, 2915190, 2962980, 3012363, 3063420, 3347070, 4016484, 5020605, 5830380, 6024726, 6694140, 9037089, 10041210, 12049452, 15061815, 18074178, 20082420, 30123630, 36148356, 45185445, 60247260, 90370890, 180741780]

約数ペア:

[(1, 180741780), (2, 90370890), (3, 60247260), (4, 45185445), (5, 36148356), (6, 30123630), (9, 20082420), (10, 18074178), (12, 15061815), (15, 12049452), (18, 10041210), (20, 9037089), (27, 6694140), (30, 6024726), (31, 5830380), (36, 5020605), (45, 4016484), (54, 3347070), (59, 3063420), (60, 3012363), (61, 2962980), (62, 2915190), (81, 2231380), (90, 2008242), (93, 1943460), (108, 1673535), (118, 1531710), (122, 1481490), (124, 1457595), (135, 1338828), (155, 1166076), (162, 1115690), (177, 1021140), (180, 1004121), (183, 987660), (186, 971730), (236, 765855), (244, 740745), (270, 669414), (279, 647820), (295, 612684), (305, 592596), (310, 583038), (324, 557845), (354, 510570), (366, 493830), (372, 485865), (405, 446276), (465, 388692), (531, 340380), (540, 334707), (549, 329220), (558, 323910), (590, 306342), (610, 296298), (620, 291519), (708, 255285), (732, 246915), (810, 223138), (837, 215940), (885, 204228), (915, 197532), (930, 194346), (1062, 170190), (1098, 164610), (1116, 161955), (1180, 153171), (1220, 148149), (1395, 129564), (1593, 113460), (1620, 111569), (1647, 109740), (1674, 107970), (1770, 102114), (1829, 98820), (1830, 98766), (1860, 97173), (1891, 95580), (2124, 85095), (2196, 82305), (2511, 71980), (2655, 68076), (2745, 65844), (2790, 64782), (3186, 56730), (3294, 54870), (3348, 53985), (3540, 51057), (3599, 50220), (3658, 49410), (3660, 49383), (3782, 47790), (4185, 43188), (4779, 37820), (4941, 36580), (5022, 35990), (5310, 34038), (5487, 32940), (5490, 32922), (5580, 32391), (5673, 31860), (6372, 28365), (6588, 27435), (7198, 25110), (7316, 24705), (7564, 23895), (7965, 22692), (8235, 21948), (8370, 21594), (9145, 19764), (9455, 19116), (9558, 18910), (9882, 18290), (10044, 17995), (10620, 17019), (10797, 16740), (10974, 16470), (10980, 16461), (11346, 15930), (12555, 14396)]