197213880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 613785600

約数和(自身を除く): 416571720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 73, 94, 120, 141, 146, 188, 219, 235, 282, 292, 365, 376, 438, 470, 479, 564, 584, 705, 730, 876, 940, 958, 1095, 1128, 1410, 1437, 1460, 1752, 1880, 1916, 2190, 2395, 2820, 2874, 2920, 3431, 3832, 4380, 4790, 5640, 5748, 6862, 7185, 8760, 9580, 10293, 11496, 13724, 14370, 17155, 19160, 20586, 22513, 27448, 28740, 34310, 34967, 41172, 45026, 51465, 57480, 67539, 68620, 69934, 82344, 90052, 102930, 104901, 112565, 135078, 137240, 139868, 174835, 180104, 205860, 209802, 225130, 270156, 279736, 337695, 349670, 411720, 419604, 450260, 524505, 540312, 675390, 699340, 839208, 900520, 1049010, 1350780, 1398680, 1643449, 2098020, 2701560, 3286898, 4196040, 4930347, 6573796, 8217245, 9860694, 13147592, 16434490, 19721388, 24651735, 32868980, 39442776, 49303470, 65737960, 98606940, 197213880]

約数ペア:

[(1, 197213880), (2, 98606940), (3, 65737960), (4, 49303470), (5, 39442776), (6, 32868980), (8, 24651735), (10, 19721388), (12, 16434490), (15, 13147592), (20, 9860694), (24, 8217245), (30, 6573796), (40, 4930347), (47, 4196040), (60, 3286898), (73, 2701560), (94, 2098020), (120, 1643449), (141, 1398680), (146, 1350780), (188, 1049010), (219, 900520), (235, 839208), (282, 699340), (292, 675390), (365, 540312), (376, 524505), (438, 450260), (470, 419604), (479, 411720), (564, 349670), (584, 337695), (705, 279736), (730, 270156), (876, 225130), (940, 209802), (958, 205860), (1095, 180104), (1128, 174835), (1410, 139868), (1437, 137240), (1460, 135078), (1752, 112565), (1880, 104901), (1916, 102930), (2190, 90052), (2395, 82344), (2820, 69934), (2874, 68620), (2920, 67539), (3431, 57480), (3832, 51465), (4380, 45026), (4790, 41172), (5640, 34967), (5748, 34310), (6862, 28740), (7185, 27448), (8760, 22513), (9580, 20586), (10293, 19160), (11496, 17155), (13724, 14370)]