65325480

素因数分解:

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

素因数の和:456

約数の個数: 128

約数和(自身を含む): 216086400

約数和(自身を除く): 150760920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 121, 132, 165, 220, 242, 264, 330, 363, 409, 440, 484, 605, 660, 726, 818, 968, 1210, 1227, 1320, 1331, 1452, 1636, 1815, 2045, 2420, 2454, 2662, 2904, 3272, 3630, 3993, 4090, 4499, 4840, 4908, 5324, 6135, 6655, 7260, 7986, 8180, 8998, 9816, 10648, 12270, 13310, 13497, 14520, 15972, 16360, 17996, 19965, 22495, 24540, 26620, 26994, 31944, 35992, 39930, 44990, 49080, 49489, 53240, 53988, 67485, 79860, 89980, 98978, 107976, 134970, 148467, 159720, 179960, 197956, 247445, 269940, 296934, 395912, 494890, 539880, 544379, 593868, 742335, 989780, 1088758, 1187736, 1484670, 1633137, 1979560, 2177516, 2721895, 2969340, 3266274, 4355032, 5443790, 5938680, 6532548, 8165685, 10887580, 13065096, 16331370, 21775160, 32662740, 65325480]

約数ペア:

[(1, 65325480), (2, 32662740), (3, 21775160), (4, 16331370), (5, 13065096), (6, 10887580), (8, 8165685), (10, 6532548), (11, 5938680), (12, 5443790), (15, 4355032), (20, 3266274), (22, 2969340), (24, 2721895), (30, 2177516), (33, 1979560), (40, 1633137), (44, 1484670), (55, 1187736), (60, 1088758), (66, 989780), (88, 742335), (110, 593868), (120, 544379), (121, 539880), (132, 494890), (165, 395912), (220, 296934), (242, 269940), (264, 247445), (330, 197956), (363, 179960), (409, 159720), (440, 148467), (484, 134970), (605, 107976), (660, 98978), (726, 89980), (818, 79860), (968, 67485), (1210, 53988), (1227, 53240), (1320, 49489), (1331, 49080), (1452, 44990), (1636, 39930), (1815, 35992), (2045, 31944), (2420, 26994), (2454, 26620), (2662, 24540), (2904, 22495), (3272, 19965), (3630, 17996), (3993, 16360), (4090, 15972), (4499, 14520), (4840, 13497), (4908, 13310), (5324, 12270), (6135, 10648), (6655, 9816), (7260, 8998), (7986, 8180)]