72903480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2793

約数の個数: 128

約数和(自身を含む): 249480000

約数和(自身を除く): 176576520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 2749, 3315, 4420, 5304, 5498, 6630, 8247, 8840, 10996, 13260, 13745, 16494, 21992, 26520, 27490, 32988, 35737, 41235, 46733, 54980, 65976, 71474, 82470, 93466, 107211, 109960, 140199, 142948, 164940, 178685, 186932, 214422, 233665, 280398, 285896, 329880, 357370, 373864, 428844, 467330, 536055, 560796, 607529, 700995, 714740, 857688, 934660, 1072110, 1121592, 1215058, 1401990, 1429480, 1822587, 1869320, 2144220, 2430116, 2803980, 3037645, 3645174, 4288440, 4860232, 5607960, 6075290, 7290348, 9112935, 12150580, 14580696, 18225870, 24301160, 36451740, 72903480]

約数ペア:

[(1, 72903480), (2, 36451740), (3, 24301160), (4, 18225870), (5, 14580696), (6, 12150580), (8, 9112935), (10, 7290348), (12, 6075290), (13, 5607960), (15, 4860232), (17, 4288440), (20, 3645174), (24, 3037645), (26, 2803980), (30, 2430116), (34, 2144220), (39, 1869320), (40, 1822587), (51, 1429480), (52, 1401990), (60, 1215058), (65, 1121592), (68, 1072110), (78, 934660), (85, 857688), (102, 714740), (104, 700995), (120, 607529), (130, 560796), (136, 536055), (156, 467330), (170, 428844), (195, 373864), (204, 357370), (221, 329880), (255, 285896), (260, 280398), (312, 233665), (340, 214422), (390, 186932), (408, 178685), (442, 164940), (510, 142948), (520, 140199), (663, 109960), (680, 107211), (780, 93466), (884, 82470), (1020, 71474), (1105, 65976), (1326, 54980), (1560, 46733), (1768, 41235), (2040, 35737), (2210, 32988), (2652, 27490), (2749, 26520), (3315, 21992), (4420, 16494), (5304, 13745), (5498, 13260), (6630, 10996), (8247, 8840)]