31240706940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{6689}}^1$

素因数の和:6775

約数の個数: 216

約数和(自身を含む): 101560782960

約数和(自身を除く): 70320076020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 243, 270, 279, 310, 324, 372, 405, 465, 486, 540, 558, 620, 810, 837, 930, 961, 972, 1116, 1215, 1395, 1620, 1674, 1860, 1922, 2430, 2511, 2790, 2883, 3348, 3844, 4185, 4805, 4860, 5022, 5580, 5766, 6689, 7533, 8370, 8649, 9610, 10044, 11532, 12555, 13378, 14415, 15066, 16740, 17298, 19220, 20067, 25110, 25947, 26756, 28830, 30132, 33445, 34596, 37665, 40134, 43245, 50220, 51894, 57660, 60201, 66890, 75330, 77841, 80268, 86490, 100335, 103788, 120402, 129735, 133780, 150660, 155682, 172980, 180603, 200670, 207359, 233523, 240804, 259470, 301005, 311364, 361206, 389205, 401340, 414718, 467046, 518940, 541809, 602010, 622077, 722412, 778410, 829436, 903015, 934092, 1036795, 1083618, 1167615, 1204020, 1244154, 1556820, 1625427, 1806030, 1866231, 2073590, 2167236, 2335230, 2488308, 2709045, 3110385, 3250854, 3612060, 3732462, 4147180, 4670460, 5418090, 5598693, 6220770, 6428129, 6501708, 7464924, 8127135, 9331155, 10836180, 11197386, 12441540, 12856258, 16254270, 16796079, 18662310, 19284387, 22394772, 25712516, 27993465, 32140645, 32508540, 33592158, 37324620, 38568774, 50388237, 55986930, 57853161, 64281290, 67184316, 77137548, 83980395, 96421935, 100776474, 111973860, 115706322, 128562580, 167960790, 173559483, 192843870, 201552948, 231412644, 251941185, 289265805, 335921580, 347118966, 385687740, 503882370, 520678449, 578531610, 694237932, 867797415, 1007764740, 1041356898, 1157063220, 1562035347, 1735594830, 2082713796, 2603392245, 3124070694, 3471189660, 5206784490, 6248141388, 7810176735, 10413568980, 15620353470, 31240706940]

約数ペア:

[(1, 31240706940), (2, 15620353470), (3, 10413568980), (4, 7810176735), (5, 6248141388), (6, 5206784490), (9, 3471189660), (10, 3124070694), (12, 2603392245), (15, 2082713796), (18, 1735594830), (20, 1562035347), (27, 1157063220), (30, 1041356898), (31, 1007764740), (36, 867797415), (45, 694237932), (54, 578531610), (60, 520678449), (62, 503882370), (81, 385687740), (90, 347118966), (93, 335921580), (108, 289265805), (124, 251941185), (135, 231412644), (155, 201552948), (162, 192843870), (180, 173559483), (186, 167960790), (243, 128562580), (270, 115706322), (279, 111973860), (310, 100776474), (324, 96421935), (372, 83980395), (405, 77137548), (465, 67184316), (486, 64281290), (540, 57853161), (558, 55986930), (620, 50388237), (810, 38568774), (837, 37324620), (930, 33592158), (961, 32508540), (972, 32140645), (1116, 27993465), (1215, 25712516), (1395, 22394772), (1620, 19284387), (1674, 18662310), (1860, 16796079), (1922, 16254270), (2430, 12856258), (2511, 12441540), (2790, 11197386), (2883, 10836180), (3348, 9331155), (3844, 8127135), (4185, 7464924), (4805, 6501708), (4860, 6428129), (5022, 6220770), (5580, 5598693), (5766, 5418090), (6689, 4670460), (7533, 4147180), (8370, 3732462), (8649, 3612060), (9610, 3250854), (10044, 3110385), (11532, 2709045), (12555, 2488308), (13378, 2335230), (14415, 2167236), (15066, 2073590), (16740, 1866231), (17298, 1806030), (19220, 1625427), (20067, 1556820), (25110, 1244154), (25947, 1204020), (26756, 1167615), (28830, 1083618), (30132, 1036795), (33445, 934092), (34596, 903015), (37665, 829436), (40134, 778410), (43245, 722412), (50220, 622077), (51894, 602010), (57660, 541809), (60201, 518940), (66890, 467046), (75330, 414718), (77841, 401340), (80268, 389205), (86490, 361206), (100335, 311364), (103788, 301005), (120402, 259470), (129735, 240804), (133780, 233523), (150660, 207359), (155682, 200670), (172980, 180603)]