260770140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2812

約数の個数: 144

約数和(自身を含む): 864864000

約数和(自身を除く): 604093860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 170, 180, 186, 204, 255, 279, 306, 310, 340, 372, 465, 510, 527, 558, 612, 620, 765, 930, 1020, 1054, 1116, 1395, 1530, 1581, 1860, 2108, 2635, 2749, 2790, 3060, 3162, 4743, 5270, 5498, 5580, 6324, 7905, 8247, 9486, 10540, 10996, 13745, 15810, 16494, 18972, 23715, 24741, 27490, 31620, 32988, 41235, 46733, 47430, 49482, 54980, 82470, 85219, 93466, 94860, 98964, 123705, 140199, 164940, 170438, 186932, 233665, 247410, 255657, 280398, 340876, 420597, 426095, 467330, 494820, 511314, 560796, 700995, 766971, 841194, 852190, 934660, 1022628, 1278285, 1401990, 1448723, 1533942, 1682388, 1704380, 2102985, 2556570, 2803980, 2897446, 3067884, 3834855, 4205970, 4346169, 5113140, 5794892, 7243615, 7669710, 8411940, 8692338, 13038507, 14487230, 15339420, 17384676, 21730845, 26077014, 28974460, 43461690, 52154028, 65192535, 86923380, 130385070, 260770140]

約数ペア:

[(1, 260770140), (2, 130385070), (3, 86923380), (4, 65192535), (5, 52154028), (6, 43461690), (9, 28974460), (10, 26077014), (12, 21730845), (15, 17384676), (17, 15339420), (18, 14487230), (20, 13038507), (30, 8692338), (31, 8411940), (34, 7669710), (36, 7243615), (45, 5794892), (51, 5113140), (60, 4346169), (62, 4205970), (68, 3834855), (85, 3067884), (90, 2897446), (93, 2803980), (102, 2556570), (124, 2102985), (153, 1704380), (155, 1682388), (170, 1533942), (180, 1448723), (186, 1401990), (204, 1278285), (255, 1022628), (279, 934660), (306, 852190), (310, 841194), (340, 766971), (372, 700995), (465, 560796), (510, 511314), (527, 494820), (558, 467330), (612, 426095), (620, 420597), (765, 340876), (930, 280398), (1020, 255657), (1054, 247410), (1116, 233665), (1395, 186932), (1530, 170438), (1581, 164940), (1860, 140199), (2108, 123705), (2635, 98964), (2749, 94860), (2790, 93466), (3060, 85219), (3162, 82470), (4743, 54980), (5270, 49482), (5498, 47430), (5580, 46733), (6324, 41235), (7905, 32988), (8247, 31620), (9486, 27490), (10540, 24741), (10996, 23715), (13745, 18972), (15810, 16494)]