30853620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 109444608

約数和(自身を除く): 78590988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 521, 564, 630, 658, 705, 846, 940, 987, 1042, 1260, 1316, 1410, 1563, 1645, 1692, 1974, 2084, 2115, 2605, 2820, 2961, 3126, 3290, 3647, 3948, 4230, 4689, 4935, 5210, 5922, 6252, 6580, 7294, 7815, 8460, 9378, 9870, 10420, 10941, 11844, 14588, 14805, 15630, 18235, 18756, 19740, 21882, 23445, 24487, 29610, 31260, 32823, 36470, 43764, 46890, 48974, 54705, 59220, 65646, 72940, 73461, 93780, 97948, 109410, 122435, 131292, 146922, 164115, 171409, 218820, 220383, 244870, 293844, 328230, 342818, 367305, 440766, 489740, 514227, 656460, 685636, 734610, 857045, 881532, 1028454, 1101915, 1469220, 1542681, 1714090, 2056908, 2203830, 2571135, 3085362, 3428180, 4407660, 5142270, 6170724, 7713405, 10284540, 15426810, 30853620]

約数ペア:

[(1, 30853620), (2, 15426810), (3, 10284540), (4, 7713405), (5, 6170724), (6, 5142270), (7, 4407660), (9, 3428180), (10, 3085362), (12, 2571135), (14, 2203830), (15, 2056908), (18, 1714090), (20, 1542681), (21, 1469220), (28, 1101915), (30, 1028454), (35, 881532), (36, 857045), (42, 734610), (45, 685636), (47, 656460), (60, 514227), (63, 489740), (70, 440766), (84, 367305), (90, 342818), (94, 328230), (105, 293844), (126, 244870), (140, 220383), (141, 218820), (180, 171409), (188, 164115), (210, 146922), (235, 131292), (252, 122435), (282, 109410), (315, 97948), (329, 93780), (420, 73461), (423, 72940), (470, 65646), (521, 59220), (564, 54705), (630, 48974), (658, 46890), (705, 43764), (846, 36470), (940, 32823), (987, 31260), (1042, 29610), (1260, 24487), (1316, 23445), (1410, 21882), (1563, 19740), (1645, 18756), (1692, 18235), (1974, 15630), (2084, 14805), (2115, 14588), (2605, 11844), (2820, 10941), (2961, 10420), (3126, 9870), (3290, 9378), (3647, 8460), (3948, 7815), (4230, 7294), (4689, 6580), (4935, 6252), (5210, 5922)]