490699560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18503}}^1$

素因数の和:18547

約数の個数: 128

約数和(自身を含む): 1678682880

約数和(自身を除く): 1187983320

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, 3315, 4420, 5304, 6630, 8840, 13260, 18503, 26520, 37006, 55509, 74012, 92515, 111018, 148024, 185030, 222036, 240539, 277545, 314551, 370060, 444072, 481078, 555090, 629102, 721617, 740120, 943653, 962156, 1110180, 1202695, 1258204, 1443234, 1572755, 1887306, 1924312, 2220360, 2405390, 2516408, 2886468, 3145510, 3608085, 3774612, 4089163, 4718265, 4810780, 5772936, 6291020, 7216170, 7549224, 8178326, 9436530, 9621560, 12267489, 12582040, 14432340, 16356652, 18873060, 20445815, 24534978, 28864680, 32713304, 37746120, 40891630, 49069956, 61337445, 81783260, 98139912, 122674890, 163566520, 245349780, 490699560]

約数ペア:

[(1, 490699560), (2, 245349780), (3, 163566520), (4, 122674890), (5, 98139912), (6, 81783260), (8, 61337445), (10, 49069956), (12, 40891630), (13, 37746120), (15, 32713304), (17, 28864680), (20, 24534978), (24, 20445815), (26, 18873060), (30, 16356652), (34, 14432340), (39, 12582040), (40, 12267489), (51, 9621560), (52, 9436530), (60, 8178326), (65, 7549224), (68, 7216170), (78, 6291020), (85, 5772936), (102, 4810780), (104, 4718265), (120, 4089163), (130, 3774612), (136, 3608085), (156, 3145510), (170, 2886468), (195, 2516408), (204, 2405390), (221, 2220360), (255, 1924312), (260, 1887306), (312, 1572755), (340, 1443234), (390, 1258204), (408, 1202695), (442, 1110180), (510, 962156), (520, 943653), (663, 740120), (680, 721617), (780, 629102), (884, 555090), (1020, 481078), (1105, 444072), (1326, 370060), (1560, 314551), (1768, 277545), (2040, 240539), (2210, 222036), (2652, 185030), (3315, 148024), (4420, 111018), (5304, 92515), (6630, 74012), (8840, 55509), (13260, 37006), (18503, 26520)]