255568140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1777}}^1$

素因数の和:1856

約数の個数: 144

約数和(自身を含む): 838760832

約数和(自身を除く): 583192692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 423, 470, 510, 564, 612, 705, 765, 799, 846, 940, 1020, 1410, 1530, 1598, 1692, 1777, 2115, 2397, 2820, 3060, 3196, 3554, 3995, 4230, 4794, 5331, 7108, 7191, 7990, 8460, 8885, 9588, 10662, 11985, 14382, 15980, 15993, 17770, 21324, 23970, 26655, 28764, 30209, 31986, 35540, 35955, 47940, 53310, 60418, 63972, 71910, 79965, 83519, 90627, 106620, 120836, 143820, 151045, 159930, 167038, 181254, 250557, 271881, 302090, 319860, 334076, 362508, 417595, 453135, 501114, 543762, 604180, 751671, 835190, 906270, 1002228, 1087524, 1252785, 1359405, 1419823, 1503342, 1670380, 1812540, 2505570, 2718810, 2839646, 3006684, 3758355, 4259469, 5011140, 5437620, 5679292, 7099115, 7516710, 8518938, 12778407, 14198230, 15033420, 17037876, 21297345, 25556814, 28396460, 42594690, 51113628, 63892035, 85189380, 127784070, 255568140]

約数ペア:

[(1, 255568140), (2, 127784070), (3, 85189380), (4, 63892035), (5, 51113628), (6, 42594690), (9, 28396460), (10, 25556814), (12, 21297345), (15, 17037876), (17, 15033420), (18, 14198230), (20, 12778407), (30, 8518938), (34, 7516710), (36, 7099115), (45, 5679292), (47, 5437620), (51, 5011140), (60, 4259469), (68, 3758355), (85, 3006684), (90, 2839646), (94, 2718810), (102, 2505570), (141, 1812540), (153, 1670380), (170, 1503342), (180, 1419823), (188, 1359405), (204, 1252785), (235, 1087524), (255, 1002228), (282, 906270), (306, 835190), (340, 751671), (423, 604180), (470, 543762), (510, 501114), (564, 453135), (612, 417595), (705, 362508), (765, 334076), (799, 319860), (846, 302090), (940, 271881), (1020, 250557), (1410, 181254), (1530, 167038), (1598, 159930), (1692, 151045), (1777, 143820), (2115, 120836), (2397, 106620), (2820, 90627), (3060, 83519), (3196, 79965), (3554, 71910), (3995, 63972), (4230, 60418), (4794, 53310), (5331, 47940), (7108, 35955), (7191, 35540), (7990, 31986), (8460, 30209), (8885, 28764), (9588, 26655), (10662, 23970), (11985, 21324), (14382, 17770), (15980, 15993)]