305878680

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{31469}}^1$

素因数の和:31495

約数の個数: 96

約数和(自身を含む): 1030957200

約数和(自身を除く): 725078520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 31469, 62938, 94407, 125876, 157345, 188814, 251752, 283221, 314690, 377628, 472035, 566442, 629380, 755256, 849663, 944070, 1132884, 1258760, 1416105, 1699326, 1888140, 2265768, 2548989, 2832210, 3398652, 3776280, 4248315, 5097978, 5664420, 6797304, 7646967, 8496630, 10195956, 11328840, 12744945, 15293934, 16993260, 20391912, 25489890, 30587868, 33986520, 38234835, 50979780, 61175736, 76469670, 101959560, 152939340, 305878680]

約数ペア:

[(1, 305878680), (2, 152939340), (3, 101959560), (4, 76469670), (5, 61175736), (6, 50979780), (8, 38234835), (9, 33986520), (10, 30587868), (12, 25489890), (15, 20391912), (18, 16993260), (20, 15293934), (24, 12744945), (27, 11328840), (30, 10195956), (36, 8496630), (40, 7646967), (45, 6797304), (54, 5664420), (60, 5097978), (72, 4248315), (81, 3776280), (90, 3398652), (108, 2832210), (120, 2548989), (135, 2265768), (162, 1888140), (180, 1699326), (216, 1416105), (243, 1258760), (270, 1132884), (324, 944070), (360, 849663), (405, 755256), (486, 629380), (540, 566442), (648, 472035), (810, 377628), (972, 314690), (1080, 283221), (1215, 251752), (1620, 188814), (1944, 157345), (2430, 125876), (3240, 94407), (4860, 62938), (9720, 31469)]