213115680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{147997}}^1$

素因数の和:148018

約数の個数: 72

約数和(自身を含む): 727262172

約数和(自身を除く): 514146492

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 147997, 295994, 443991, 591988, 739985, 887982, 1183976, 1331973, 1479970, 1775964, 2219955, 2367952, 2663946, 2959940, 3551928, 4439910, 4735904, 5327892, 5919880, 6659865, 7103856, 8879820, 10655784, 11839760, 13319730, 14207712, 17759640, 21311568, 23679520, 26639460, 35519280, 42623136, 53278920, 71038560, 106557840, 213115680]

約数ペア:

[(1, 213115680), (2, 106557840), (3, 71038560), (4, 53278920), (5, 42623136), (6, 35519280), (8, 26639460), (9, 23679520), (10, 21311568), (12, 17759640), (15, 14207712), (16, 13319730), (18, 11839760), (20, 10655784), (24, 8879820), (30, 7103856), (32, 6659865), (36, 5919880), (40, 5327892), (45, 4735904), (48, 4439910), (60, 3551928), (72, 2959940), (80, 2663946), (90, 2367952), (96, 2219955), (120, 1775964), (144, 1479970), (160, 1331973), (180, 1183976), (240, 887982), (288, 739985), (360, 591988), (480, 443991), (720, 295994), (1440, 147997)]