1866589020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3617}}^1$

素因数の和:3740

約数の個数: 144

約数和(自身を含む): 5878873728

約数和(自身を除く): 4012284708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 61, 90, 94, 122, 141, 180, 183, 188, 235, 244, 282, 305, 366, 423, 470, 549, 564, 610, 705, 732, 846, 915, 940, 1098, 1220, 1410, 1692, 1830, 2115, 2196, 2745, 2820, 2867, 3617, 3660, 4230, 5490, 5734, 7234, 8460, 8601, 10851, 10980, 11468, 14335, 14468, 17202, 18085, 21702, 25803, 28670, 32553, 34404, 36170, 43005, 43404, 51606, 54255, 57340, 65106, 72340, 86010, 103212, 108510, 129015, 130212, 162765, 169999, 172020, 217020, 220637, 258030, 325530, 339998, 441274, 509997, 516060, 651060, 661911, 679996, 849995, 882548, 1019994, 1103185, 1323822, 1529991, 1699990, 1985733, 2039988, 2206370, 2549985, 2647644, 3059982, 3309555, 3399980, 3971466, 4412740, 5099970, 6119964, 6619110, 7649955, 7942932, 9928665, 10199940, 10369939, 13238220, 15299910, 19857330, 20739878, 30599820, 31109817, 39714660, 41479756, 51849695, 62219634, 93329451, 103699390, 124439268, 155549085, 186658902, 207398780, 311098170, 373317804, 466647255, 622196340, 933294510, 1866589020]

約数ペア:

[(1, 1866589020), (2, 933294510), (3, 622196340), (4, 466647255), (5, 373317804), (6, 311098170), (9, 207398780), (10, 186658902), (12, 155549085), (15, 124439268), (18, 103699390), (20, 93329451), (30, 62219634), (36, 51849695), (45, 41479756), (47, 39714660), (60, 31109817), (61, 30599820), (90, 20739878), (94, 19857330), (122, 15299910), (141, 13238220), (180, 10369939), (183, 10199940), (188, 9928665), (235, 7942932), (244, 7649955), (282, 6619110), (305, 6119964), (366, 5099970), (423, 4412740), (470, 3971466), (549, 3399980), (564, 3309555), (610, 3059982), (705, 2647644), (732, 2549985), (846, 2206370), (915, 2039988), (940, 1985733), (1098, 1699990), (1220, 1529991), (1410, 1323822), (1692, 1103185), (1830, 1019994), (2115, 882548), (2196, 849995), (2745, 679996), (2820, 661911), (2867, 651060), (3617, 516060), (3660, 509997), (4230, 441274), (5490, 339998), (5734, 325530), (7234, 258030), (8460, 220637), (8601, 217020), (10851, 172020), (10980, 169999), (11468, 162765), (14335, 130212), (14468, 129015), (17202, 108510), (18085, 103212), (21702, 86010), (25803, 72340), (28670, 65106), (32553, 57340), (34404, 54255), (36170, 51606), (43005, 43404)]