30220400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 120

約数和(自身を含む): 85244544

約数和(自身を除く): 55024144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 43, 50, 56, 70, 80, 86, 100, 112, 140, 172, 175, 200, 215, 251, 280, 301, 344, 350, 400, 430, 502, 560, 602, 688, 700, 860, 1004, 1075, 1204, 1255, 1400, 1505, 1720, 1757, 2008, 2150, 2408, 2510, 2800, 3010, 3440, 3514, 4016, 4300, 4816, 5020, 6020, 6275, 7028, 7525, 8600, 8785, 10040, 10793, 12040, 12550, 14056, 15050, 17200, 17570, 20080, 21586, 24080, 25100, 28112, 30100, 35140, 43172, 43925, 50200, 53965, 60200, 70280, 75551, 86344, 87850, 100400, 107930, 120400, 140560, 151102, 172688, 175700, 215860, 269825, 302204, 351400, 377755, 431720, 539650, 604408, 702800, 755510, 863440, 1079300, 1208816, 1511020, 1888775, 2158600, 3022040, 3777550, 4317200, 6044080, 7555100, 15110200, 30220400]

約数ペア:

[(1, 30220400), (2, 15110200), (4, 7555100), (5, 6044080), (7, 4317200), (8, 3777550), (10, 3022040), (14, 2158600), (16, 1888775), (20, 1511020), (25, 1208816), (28, 1079300), (35, 863440), (40, 755510), (43, 702800), (50, 604408), (56, 539650), (70, 431720), (80, 377755), (86, 351400), (100, 302204), (112, 269825), (140, 215860), (172, 175700), (175, 172688), (200, 151102), (215, 140560), (251, 120400), (280, 107930), (301, 100400), (344, 87850), (350, 86344), (400, 75551), (430, 70280), (502, 60200), (560, 53965), (602, 50200), (688, 43925), (700, 43172), (860, 35140), (1004, 30100), (1075, 28112), (1204, 25100), (1255, 24080), (1400, 21586), (1505, 20080), (1720, 17570), (1757, 17200), (2008, 15050), (2150, 14056), (2408, 12550), (2510, 12040), (2800, 10793), (3010, 10040), (3440, 8785), (3514, 8600), (4016, 7525), (4300, 7028), (4816, 6275), (5020, 6020)]