121771980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5591}}^1$

素因数の和:5628

約数の個数: 108

約数和(自身を含む): 406079856

約数和(自身を除く): 284307876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 5591, 7260, 10890, 11182, 16773, 21780, 22364, 27955, 33546, 50319, 55910, 61501, 67092, 83865, 100638, 111820, 123002, 167730, 184503, 201276, 246004, 251595, 307505, 335460, 369006, 503190, 553509, 615010, 676511, 738012, 922515, 1006380, 1107018, 1230020, 1353022, 1845030, 2029533, 2214036, 2706044, 2767545, 3382555, 3690060, 4059066, 5535090, 6088599, 6765110, 8118132, 10147665, 11070180, 12177198, 13530220, 20295330, 24354396, 30442995, 40590660, 60885990, 121771980]

約数ペア:

[(1, 121771980), (2, 60885990), (3, 40590660), (4, 30442995), (5, 24354396), (6, 20295330), (9, 13530220), (10, 12177198), (11, 11070180), (12, 10147665), (15, 8118132), (18, 6765110), (20, 6088599), (22, 5535090), (30, 4059066), (33, 3690060), (36, 3382555), (44, 2767545), (45, 2706044), (55, 2214036), (60, 2029533), (66, 1845030), (90, 1353022), (99, 1230020), (110, 1107018), (121, 1006380), (132, 922515), (165, 738012), (180, 676511), (198, 615010), (220, 553509), (242, 503190), (330, 369006), (363, 335460), (396, 307505), (484, 251595), (495, 246004), (605, 201276), (660, 184503), (726, 167730), (990, 123002), (1089, 111820), (1210, 100638), (1452, 83865), (1815, 67092), (1980, 61501), (2178, 55910), (2420, 50319), (3630, 33546), (4356, 27955), (5445, 22364), (5591, 21780), (7260, 16773), (10890, 11182)]