21824600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 144

約数和(自身を含む): 62975880

約数和(自身を除く): 41151280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 49, 50, 56, 68, 70, 85, 98, 100, 119, 131, 136, 140, 170, 175, 196, 200, 238, 245, 262, 280, 340, 350, 392, 425, 476, 490, 524, 595, 655, 680, 700, 833, 850, 917, 952, 980, 1048, 1190, 1225, 1310, 1400, 1666, 1700, 1834, 1960, 2227, 2380, 2450, 2620, 2975, 3275, 3332, 3400, 3668, 4165, 4454, 4585, 4760, 4900, 5240, 5950, 6419, 6550, 6664, 7336, 8330, 8908, 9170, 9800, 11135, 11900, 12838, 13100, 15589, 16660, 17816, 18340, 20825, 22270, 22925, 23800, 25676, 26200, 31178, 32095, 33320, 36680, 41650, 44540, 45850, 51352, 55675, 62356, 64190, 77945, 83300, 89080, 91700, 109123, 111350, 124712, 128380, 155890, 160475, 166600, 183400, 218246, 222700, 256760, 311780, 320950, 389725, 436492, 445400, 545615, 623560, 641900, 779450, 872984, 1091230, 1283800, 1558900, 2182460, 2728075, 3117800, 4364920, 5456150, 10912300, 21824600]

約数ペア:

[(1, 21824600), (2, 10912300), (4, 5456150), (5, 4364920), (7, 3117800), (8, 2728075), (10, 2182460), (14, 1558900), (17, 1283800), (20, 1091230), (25, 872984), (28, 779450), (34, 641900), (35, 623560), (40, 545615), (49, 445400), (50, 436492), (56, 389725), (68, 320950), (70, 311780), (85, 256760), (98, 222700), (100, 218246), (119, 183400), (131, 166600), (136, 160475), (140, 155890), (170, 128380), (175, 124712), (196, 111350), (200, 109123), (238, 91700), (245, 89080), (262, 83300), (280, 77945), (340, 64190), (350, 62356), (392, 55675), (425, 51352), (476, 45850), (490, 44540), (524, 41650), (595, 36680), (655, 33320), (680, 32095), (700, 31178), (833, 26200), (850, 25676), (917, 23800), (952, 22925), (980, 22270), (1048, 20825), (1190, 18340), (1225, 17816), (1310, 16660), (1400, 15589), (1666, 13100), (1700, 12838), (1834, 11900), (1960, 11135), (2227, 9800), (2380, 9170), (2450, 8908), (2620, 8330), (2975, 7336), (3275, 6664), (3332, 6550), (3400, 6419), (3668, 5950), (4165, 5240), (4454, 4900), (4585, 4760)]