28015290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 76826880

約数和(自身を除く): 48811590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 47, 74, 90, 94, 111, 141, 179, 185, 222, 235, 282, 333, 358, 370, 423, 470, 537, 555, 666, 705, 846, 895, 1074, 1110, 1410, 1611, 1665, 1739, 1790, 2115, 2685, 3222, 3330, 3478, 4230, 5217, 5370, 6623, 8055, 8413, 8695, 10434, 13246, 15651, 16110, 16826, 17390, 19869, 25239, 26085, 31302, 33115, 39738, 42065, 50478, 52170, 59607, 66230, 75717, 78255, 84130, 99345, 119214, 126195, 151434, 156510, 198690, 252390, 298035, 311281, 378585, 596070, 622562, 757170, 933843, 1556405, 1867686, 2801529, 3112810, 4669215, 5603058, 9338430, 14007645, 28015290]

約数ペア:

[(1, 28015290), (2, 14007645), (3, 9338430), (5, 5603058), (6, 4669215), (9, 3112810), (10, 2801529), (15, 1867686), (18, 1556405), (30, 933843), (37, 757170), (45, 622562), (47, 596070), (74, 378585), (90, 311281), (94, 298035), (111, 252390), (141, 198690), (179, 156510), (185, 151434), (222, 126195), (235, 119214), (282, 99345), (333, 84130), (358, 78255), (370, 75717), (423, 66230), (470, 59607), (537, 52170), (555, 50478), (666, 42065), (705, 39738), (846, 33115), (895, 31302), (1074, 26085), (1110, 25239), (1410, 19869), (1611, 17390), (1665, 16826), (1739, 16110), (1790, 15651), (2115, 13246), (2685, 10434), (3222, 8695), (3330, 8413), (3478, 8055), (4230, 6623), (5217, 5370)]