324416240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:810

約数の個数: 80

約数和(自身を含む): 783164160

約数和(自身を除く): 458747920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 257, 310, 496, 509, 514, 620, 1018, 1028, 1240, 1285, 2036, 2056, 2480, 2545, 2570, 4072, 4112, 5090, 5140, 7967, 8144, 10180, 10280, 15779, 15934, 20360, 20560, 31558, 31868, 39835, 40720, 63116, 63736, 78895, 79670, 126232, 127472, 130813, 157790, 159340, 252464, 261626, 315580, 318680, 523252, 631160, 637360, 654065, 1046504, 1262320, 1308130, 2093008, 2616260, 4055203, 5232520, 8110406, 10465040, 16220812, 20276015, 32441624, 40552030, 64883248, 81104060, 162208120, 324416240]

約数ペア:

[(1, 324416240), (2, 162208120), (4, 81104060), (5, 64883248), (8, 40552030), (10, 32441624), (16, 20276015), (20, 16220812), (31, 10465040), (40, 8110406), (62, 5232520), (80, 4055203), (124, 2616260), (155, 2093008), (248, 1308130), (257, 1262320), (310, 1046504), (496, 654065), (509, 637360), (514, 631160), (620, 523252), (1018, 318680), (1028, 315580), (1240, 261626), (1285, 252464), (2036, 159340), (2056, 157790), (2480, 130813), (2545, 127472), (2570, 126232), (4072, 79670), (4112, 78895), (5090, 63736), (5140, 63116), (7967, 40720), (8144, 39835), (10180, 31868), (10280, 31558), (15779, 20560), (15934, 20360)]