4142220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 12773376

約数和(自身を除く): 8631156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 131, 155, 170, 186, 204, 255, 262, 310, 340, 372, 393, 465, 510, 524, 527, 620, 655, 786, 930, 1020, 1054, 1310, 1572, 1581, 1860, 1965, 2108, 2227, 2620, 2635, 3162, 3930, 4061, 4454, 5270, 6324, 6681, 7860, 7905, 8122, 8908, 10540, 11135, 12183, 13362, 15810, 16244, 20305, 22270, 24366, 26724, 31620, 33405, 40610, 44540, 48732, 60915, 66810, 69037, 81220, 121830, 133620, 138074, 207111, 243660, 276148, 345185, 414222, 690370, 828444, 1035555, 1380740, 2071110, 4142220]

約数ペア:

[(1, 4142220), (2, 2071110), (3, 1380740), (4, 1035555), (5, 828444), (6, 690370), (10, 414222), (12, 345185), (15, 276148), (17, 243660), (20, 207111), (30, 138074), (31, 133620), (34, 121830), (51, 81220), (60, 69037), (62, 66810), (68, 60915), (85, 48732), (93, 44540), (102, 40610), (124, 33405), (131, 31620), (155, 26724), (170, 24366), (186, 22270), (204, 20305), (255, 16244), (262, 15810), (310, 13362), (340, 12183), (372, 11135), (393, 10540), (465, 8908), (510, 8122), (524, 7905), (527, 7860), (620, 6681), (655, 6324), (786, 5270), (930, 4454), (1020, 4061), (1054, 3930), (1310, 3162), (1572, 2635), (1581, 2620), (1860, 2227), (1965, 2108)]