305195800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:486

約数の個数: 192

約数和(自身を含む): 896817600

約数和(自身を除く): 591621800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 41, 50, 52, 56, 65, 70, 82, 91, 100, 104, 130, 140, 164, 175, 182, 200, 205, 260, 280, 287, 325, 328, 350, 364, 409, 410, 455, 520, 533, 574, 650, 700, 728, 818, 820, 910, 1025, 1066, 1148, 1300, 1400, 1435, 1636, 1640, 1820, 2045, 2050, 2132, 2275, 2296, 2600, 2665, 2863, 2870, 3272, 3640, 3731, 4090, 4100, 4264, 4550, 5317, 5330, 5726, 5740, 7175, 7462, 8180, 8200, 9100, 10225, 10634, 10660, 11452, 11480, 13325, 14315, 14350, 14924, 16360, 16769, 18200, 18655, 20450, 21268, 21320, 22904, 26585, 26650, 28630, 28700, 29848, 33538, 37219, 37310, 40900, 42536, 53170, 53300, 57260, 57400, 67076, 71575, 74438, 74620, 81800, 83845, 93275, 106340, 106600, 114520, 117383, 132925, 134152, 143150, 148876, 149240, 167690, 186095, 186550, 212680, 217997, 234766, 265850, 286300, 297752, 335380, 372190, 373100, 419225, 435994, 469532, 531700, 572600, 586915, 670760, 744380, 746200, 838450, 871988, 930475, 939064, 1063400, 1089985, 1173830, 1488760, 1525979, 1676900, 1743976, 1860950, 2179970, 2347660, 2934575, 3051958, 3353800, 3721900, 4359940, 4695320, 5449925, 5869150, 6103916, 7443800, 7629895, 8719880, 10899850, 11738300, 12207832, 15259790, 21799700, 23476600, 30519580, 38149475, 43599400, 61039160, 76298950, 152597900, 305195800]

約数ペア:

[(1, 305195800), (2, 152597900), (4, 76298950), (5, 61039160), (7, 43599400), (8, 38149475), (10, 30519580), (13, 23476600), (14, 21799700), (20, 15259790), (25, 12207832), (26, 11738300), (28, 10899850), (35, 8719880), (40, 7629895), (41, 7443800), (50, 6103916), (52, 5869150), (56, 5449925), (65, 4695320), (70, 4359940), (82, 3721900), (91, 3353800), (100, 3051958), (104, 2934575), (130, 2347660), (140, 2179970), (164, 1860950), (175, 1743976), (182, 1676900), (200, 1525979), (205, 1488760), (260, 1173830), (280, 1089985), (287, 1063400), (325, 939064), (328, 930475), (350, 871988), (364, 838450), (409, 746200), (410, 744380), (455, 670760), (520, 586915), (533, 572600), (574, 531700), (650, 469532), (700, 435994), (728, 419225), (818, 373100), (820, 372190), (910, 335380), (1025, 297752), (1066, 286300), (1148, 265850), (1300, 234766), (1400, 217997), (1435, 212680), (1636, 186550), (1640, 186095), (1820, 167690), (2045, 149240), (2050, 148876), (2132, 143150), (2275, 134152), (2296, 132925), (2600, 117383), (2665, 114520), (2863, 106600), (2870, 106340), (3272, 93275), (3640, 83845), (3731, 81800), (4090, 74620), (4100, 74438), (4264, 71575), (4550, 67076), (5317, 57400), (5330, 57260), (5726, 53300), (5740, 53170), (7175, 42536), (7462, 40900), (8180, 37310), (8200, 37219), (9100, 33538), (10225, 29848), (10634, 28700), (10660, 28630), (11452, 26650), (11480, 26585), (13325, 22904), (14315, 21320), (14350, 21268), (14924, 20450), (16360, 18655), (16769, 18200)]