2019698520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{5477}}^1$

素因数の和:5937

約数の個数: 128

約数和(自身を含む): 6941721600

約数和(自身を除く): 4922023080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 439, 840, 878, 1317, 1756, 2195, 2634, 3073, 3512, 4390, 5268, 5477, 6146, 6585, 8780, 9219, 10536, 10954, 12292, 13170, 15365, 16431, 17560, 18438, 21908, 24584, 26340, 27385, 30730, 32862, 36876, 38339, 43816, 46095, 52680, 54770, 61460, 65724, 73752, 76678, 82155, 92190, 109540, 115017, 122920, 131448, 153356, 164310, 184380, 191695, 219080, 230034, 306712, 328620, 368760, 383390, 460068, 575085, 657240, 766780, 920136, 1150170, 1533560, 2300340, 2404403, 4600680, 4808806, 7213209, 9617612, 12022015, 14426418, 16830821, 19235224, 24044030, 28852836, 33661642, 36066045, 48088060, 50492463, 57705672, 67323284, 72132090, 84154105, 96176120, 100984926, 134646568, 144264180, 168308210, 201969852, 252462315, 288528360, 336616420, 403939704, 504924630, 673232840, 1009849260, 2019698520]

約数ペア:

[(1, 2019698520), (2, 1009849260), (3, 673232840), (4, 504924630), (5, 403939704), (6, 336616420), (7, 288528360), (8, 252462315), (10, 201969852), (12, 168308210), (14, 144264180), (15, 134646568), (20, 100984926), (21, 96176120), (24, 84154105), (28, 72132090), (30, 67323284), (35, 57705672), (40, 50492463), (42, 48088060), (56, 36066045), (60, 33661642), (70, 28852836), (84, 24044030), (105, 19235224), (120, 16830821), (140, 14426418), (168, 12022015), (210, 9617612), (280, 7213209), (420, 4808806), (439, 4600680), (840, 2404403), (878, 2300340), (1317, 1533560), (1756, 1150170), (2195, 920136), (2634, 766780), (3073, 657240), (3512, 575085), (4390, 460068), (5268, 383390), (5477, 368760), (6146, 328620), (6585, 306712), (8780, 230034), (9219, 219080), (10536, 191695), (10954, 184380), (12292, 164310), (13170, 153356), (15365, 131448), (16431, 122920), (17560, 115017), (18438, 109540), (21908, 92190), (24584, 82155), (26340, 76678), (27385, 73752), (30730, 65724), (32862, 61460), (36876, 54770), (38339, 52680), (43816, 46095)]