191747640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:206

約数の個数: 256

約数和(自身を含む): 690508800

約数和(自身を除く): 498761160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 59, 60, 70, 73, 84, 105, 106, 118, 120, 140, 146, 159, 168, 177, 210, 212, 219, 236, 265, 280, 292, 295, 318, 354, 365, 371, 413, 420, 424, 438, 472, 511, 530, 584, 590, 636, 708, 730, 742, 795, 826, 840, 876, 885, 1022, 1060, 1095, 1113, 1180, 1239, 1272, 1416, 1460, 1484, 1533, 1590, 1652, 1752, 1770, 1855, 2044, 2065, 2120, 2190, 2226, 2360, 2478, 2555, 2920, 2968, 3066, 3127, 3180, 3304, 3540, 3710, 3869, 4088, 4130, 4307, 4380, 4452, 4956, 5110, 5565, 6132, 6195, 6254, 6360, 7080, 7420, 7665, 7738, 8260, 8614, 8760, 8904, 9381, 9912, 10220, 11130, 11607, 12264, 12390, 12508, 12921, 14840, 15330, 15476, 15635, 16520, 17228, 18762, 19345, 20440, 21535, 21889, 22260, 23214, 24780, 25016, 25842, 27083, 30149, 30660, 30952, 31270, 34456, 37524, 38690, 43070, 43778, 44520, 46428, 46905, 49560, 51684, 54166, 58035, 60298, 61320, 62540, 64605, 65667, 75048, 77380, 81249, 86140, 87556, 90447, 92856, 93810, 103368, 108332, 109445, 116070, 120596, 125080, 129210, 131334, 135415, 150745, 154760, 162498, 172280, 175112, 180894, 187620, 216664, 218890, 228271, 232140, 241192, 258420, 262668, 270830, 301490, 324996, 328335, 361788, 375240, 406245, 437780, 452235, 456542, 464280, 516840, 525336, 541660, 602980, 649992, 656670, 684813, 723576, 812490, 875560, 904470, 913084, 1083320, 1141355, 1205960, 1313340, 1369626, 1597897, 1624980, 1808940, 1826168, 2282710, 2626680, 2739252, 3195794, 3249960, 3424065, 3617880, 4565420, 4793691, 5478504, 6391588, 6848130, 7989485, 9130840, 9587382, 12783176, 13696260, 15978970, 19174764, 23968455, 27392520, 31957940, 38349528, 47936910, 63915880, 95873820, 191747640]

約数ペア:

[(1, 191747640), (2, 95873820), (3, 63915880), (4, 47936910), (5, 38349528), (6, 31957940), (7, 27392520), (8, 23968455), (10, 19174764), (12, 15978970), (14, 13696260), (15, 12783176), (20, 9587382), (21, 9130840), (24, 7989485), (28, 6848130), (30, 6391588), (35, 5478504), (40, 4793691), (42, 4565420), (53, 3617880), (56, 3424065), (59, 3249960), (60, 3195794), (70, 2739252), (73, 2626680), (84, 2282710), (105, 1826168), (106, 1808940), (118, 1624980), (120, 1597897), (140, 1369626), (146, 1313340), (159, 1205960), (168, 1141355), (177, 1083320), (210, 913084), (212, 904470), (219, 875560), (236, 812490), (265, 723576), (280, 684813), (292, 656670), (295, 649992), (318, 602980), (354, 541660), (365, 525336), (371, 516840), (413, 464280), (420, 456542), (424, 452235), (438, 437780), (472, 406245), (511, 375240), (530, 361788), (584, 328335), (590, 324996), (636, 301490), (708, 270830), (730, 262668), (742, 258420), (795, 241192), (826, 232140), (840, 228271), (876, 218890), (885, 216664), (1022, 187620), (1060, 180894), (1095, 175112), (1113, 172280), (1180, 162498), (1239, 154760), (1272, 150745), (1416, 135415), (1460, 131334), (1484, 129210), (1533, 125080), (1590, 120596), (1652, 116070), (1752, 109445), (1770, 108332), (1855, 103368), (2044, 93810), (2065, 92856), (2120, 90447), (2190, 87556), (2226, 86140), (2360, 81249), (2478, 77380), (2555, 75048), (2920, 65667), (2968, 64605), (3066, 62540), (3127, 61320), (3180, 60298), (3304, 58035), (3540, 54166), (3710, 51684), (3869, 49560), (4088, 46905), (4130, 46428), (4307, 44520), (4380, 43778), (4452, 43070), (4956, 38690), (5110, 37524), (5565, 34456), (6132, 31270), (6195, 30952), (6254, 30660), (6360, 30149), (7080, 27083), (7420, 25842), (7665, 25016), (7738, 24780), (8260, 23214), (8614, 22260), (8760, 21889), (8904, 21535), (9381, 20440), (9912, 19345), (10220, 18762), (11130, 17228), (11607, 16520), (12264, 15635), (12390, 15476), (12508, 15330), (12921, 14840)]