245105520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 834589440

約数和(自身を除く): 589483920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 227, 240, 264, 330, 409, 440, 454, 528, 660, 681, 818, 880, 908, 1135, 1227, 1320, 1362, 1636, 1816, 2045, 2270, 2454, 2497, 2640, 2724, 3272, 3405, 3632, 4090, 4499, 4540, 4908, 4994, 5448, 6135, 6544, 6810, 7491, 8180, 8998, 9080, 9816, 9988, 10896, 12270, 12485, 13497, 13620, 14982, 16360, 17996, 18160, 19632, 19976, 22495, 24540, 24970, 26994, 27240, 29964, 32720, 35992, 37455, 39952, 44990, 49080, 49940, 53988, 54480, 59928, 67485, 71984, 74910, 89980, 92843, 98160, 99880, 107976, 119856, 134970, 149820, 179960, 185686, 199760, 215952, 269940, 278529, 299640, 359920, 371372, 464215, 539880, 557058, 599280, 742744, 928430, 1021273, 1079760, 1114116, 1392645, 1485488, 1856860, 2042546, 2228232, 2785290, 3063819, 3713720, 4085092, 4456464, 5106365, 5570580, 6127638, 7427440, 8170184, 10212730, 11141160, 12255276, 15319095, 16340368, 20425460, 22282320, 24510552, 30638190, 40850920, 49021104, 61276380, 81701840, 122552760, 245105520]

約数ペア:

[(1, 245105520), (2, 122552760), (3, 81701840), (4, 61276380), (5, 49021104), (6, 40850920), (8, 30638190), (10, 24510552), (11, 22282320), (12, 20425460), (15, 16340368), (16, 15319095), (20, 12255276), (22, 11141160), (24, 10212730), (30, 8170184), (33, 7427440), (40, 6127638), (44, 5570580), (48, 5106365), (55, 4456464), (60, 4085092), (66, 3713720), (80, 3063819), (88, 2785290), (110, 2228232), (120, 2042546), (132, 1856860), (165, 1485488), (176, 1392645), (220, 1114116), (227, 1079760), (240, 1021273), (264, 928430), (330, 742744), (409, 599280), (440, 557058), (454, 539880), (528, 464215), (660, 371372), (681, 359920), (818, 299640), (880, 278529), (908, 269940), (1135, 215952), (1227, 199760), (1320, 185686), (1362, 179960), (1636, 149820), (1816, 134970), (2045, 119856), (2270, 107976), (2454, 99880), (2497, 98160), (2640, 92843), (2724, 89980), (3272, 74910), (3405, 71984), (3632, 67485), (4090, 59928), (4499, 54480), (4540, 53988), (4908, 49940), (4994, 49080), (5448, 44990), (6135, 39952), (6544, 37455), (6810, 35992), (7491, 32720), (8180, 29964), (8998, 27240), (9080, 26994), (9816, 24970), (9988, 24540), (10896, 22495), (12270, 19976), (12485, 19632), (13497, 18160), (13620, 17996), (14982, 16360)]