54997020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1284

約数の個数: 144

約数和(自身を含む): 189265440

約数和(自身を除く): 134268420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1237, 1482, 1710, 2223, 2340, 2470, 2474, 2964, 3420, 3705, 3711, 4446, 4940, 4948, 6185, 7410, 7422, 8892, 11115, 11133, 12370, 14820, 14844, 16081, 18555, 22230, 22266, 23503, 24740, 32162, 37110, 44460, 44532, 47006, 48243, 55665, 64324, 70509, 74220, 80405, 94012, 96486, 111330, 117515, 141018, 144729, 160810, 192972, 211527, 222660, 235030, 241215, 282036, 289458, 305539, 321620, 352545, 423054, 470060, 482430, 578916, 611078, 705090, 723645, 846108, 916617, 964860, 1057635, 1222156, 1410180, 1447290, 1527695, 1833234, 2115270, 2749851, 2894580, 3055390, 3666468, 4230540, 4583085, 5499702, 6110780, 9166170, 10999404, 13749255, 18332340, 27498510, 54997020]

約数ペア:

[(1, 54997020), (2, 27498510), (3, 18332340), (4, 13749255), (5, 10999404), (6, 9166170), (9, 6110780), (10, 5499702), (12, 4583085), (13, 4230540), (15, 3666468), (18, 3055390), (19, 2894580), (20, 2749851), (26, 2115270), (30, 1833234), (36, 1527695), (38, 1447290), (39, 1410180), (45, 1222156), (52, 1057635), (57, 964860), (60, 916617), (65, 846108), (76, 723645), (78, 705090), (90, 611078), (95, 578916), (114, 482430), (117, 470060), (130, 423054), (156, 352545), (171, 321620), (180, 305539), (190, 289458), (195, 282036), (228, 241215), (234, 235030), (247, 222660), (260, 211527), (285, 192972), (342, 160810), (380, 144729), (390, 141018), (468, 117515), (494, 111330), (570, 96486), (585, 94012), (684, 80405), (741, 74220), (780, 70509), (855, 64324), (988, 55665), (1140, 48243), (1170, 47006), (1235, 44532), (1237, 44460), (1482, 37110), (1710, 32162), (2223, 24740), (2340, 23503), (2470, 22266), (2474, 22230), (2964, 18555), (3420, 16081), (3705, 14844), (3711, 14820), (4446, 12370), (4940, 11133), (4948, 11115), (6185, 8892), (7410, 7422)]