154155560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 393845760

約数和(自身を除く): 239690200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 73, 104, 124, 130, 131, 146, 155, 248, 260, 262, 292, 310, 365, 403, 520, 524, 584, 620, 655, 730, 806, 949, 1048, 1240, 1310, 1460, 1612, 1703, 1898, 2015, 2263, 2620, 2920, 3224, 3406, 3796, 4030, 4061, 4526, 4745, 5240, 6812, 7592, 8060, 8122, 8515, 9052, 9490, 9563, 11315, 13624, 16120, 16244, 17030, 18104, 18980, 19126, 20305, 22630, 29419, 32488, 34060, 37960, 38252, 40610, 45260, 47815, 52793, 58838, 68120, 76504, 81220, 90520, 95630, 105586, 117676, 124319, 147095, 162440, 191260, 211172, 235352, 248638, 263965, 294190, 296453, 382520, 422344, 497276, 527930, 588380, 592906, 621595, 994552, 1055860, 1176760, 1185812, 1243190, 1482265, 2111720, 2371624, 2486380, 2964530, 3853889, 4972760, 5929060, 7707778, 11858120, 15415556, 19269445, 30831112, 38538890, 77077780, 154155560]

約数ペア:

[(1, 154155560), (2, 77077780), (4, 38538890), (5, 30831112), (8, 19269445), (10, 15415556), (13, 11858120), (20, 7707778), (26, 5929060), (31, 4972760), (40, 3853889), (52, 2964530), (62, 2486380), (65, 2371624), (73, 2111720), (104, 1482265), (124, 1243190), (130, 1185812), (131, 1176760), (146, 1055860), (155, 994552), (248, 621595), (260, 592906), (262, 588380), (292, 527930), (310, 497276), (365, 422344), (403, 382520), (520, 296453), (524, 294190), (584, 263965), (620, 248638), (655, 235352), (730, 211172), (806, 191260), (949, 162440), (1048, 147095), (1240, 124319), (1310, 117676), (1460, 105586), (1612, 95630), (1703, 90520), (1898, 81220), (2015, 76504), (2263, 68120), (2620, 58838), (2920, 52793), (3224, 47815), (3406, 45260), (3796, 40610), (4030, 38252), (4061, 37960), (4526, 34060), (4745, 32488), (5240, 29419), (6812, 22630), (7592, 20305), (8060, 19126), (8122, 18980), (8515, 18104), (9052, 17030), (9490, 16244), (9563, 16120), (11315, 13624)]