61557720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:95

約数の個数: 288

約数和(自身を含む): 234543600

約数和(自身を除く): 172985880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 29, 30, 35, 38, 40, 42, 49, 56, 57, 58, 60, 70, 76, 84, 87, 95, 98, 105, 114, 116, 120, 133, 140, 145, 147, 152, 168, 174, 190, 196, 203, 210, 228, 232, 245, 266, 280, 285, 290, 294, 348, 361, 380, 392, 399, 406, 420, 435, 456, 490, 532, 551, 570, 580, 588, 609, 665, 696, 722, 735, 760, 798, 812, 840, 870, 931, 980, 1015, 1064, 1083, 1102, 1140, 1160, 1176, 1218, 1330, 1421, 1444, 1470, 1596, 1624, 1653, 1740, 1805, 1862, 1960, 1995, 2030, 2166, 2204, 2280, 2436, 2527, 2660, 2755, 2793, 2842, 2888, 2940, 3045, 3192, 3306, 3480, 3610, 3724, 3857, 3990, 4060, 4263, 4332, 4408, 4655, 4872, 5054, 5320, 5415, 5510, 5586, 5684, 5880, 6090, 6612, 7105, 7220, 7448, 7581, 7714, 7980, 8120, 8265, 8526, 8664, 9310, 10108, 10469, 10830, 11020, 11172, 11368, 11571, 12180, 12635, 13224, 13965, 14210, 14440, 15162, 15428, 15960, 16530, 17052, 17689, 18620, 19285, 20216, 20938, 21315, 21660, 22040, 22344, 23142, 24360, 25270, 26999, 27930, 28420, 30324, 30856, 31407, 33060, 34104, 35378, 37240, 37905, 38570, 41876, 42630, 43320, 46284, 50540, 52345, 53067, 53998, 55860, 56840, 57855, 60648, 62814, 66120, 70756, 73283, 75810, 77140, 80997, 83752, 85260, 88445, 92568, 101080, 104690, 106134, 107996, 111720, 115710, 125628, 134995, 141512, 146566, 151620, 154280, 157035, 161994, 170520, 176890, 209380, 212268, 215992, 219849, 231420, 251256, 265335, 269990, 293132, 303240, 314070, 323988, 353780, 366415, 404985, 418760, 424536, 439698, 462840, 512981, 530670, 539980, 586264, 628140, 647976, 707560, 732830, 809970, 879396, 1025962, 1061340, 1079960, 1099245, 1256280, 1465660, 1538943, 1619940, 1758792, 2051924, 2122680, 2198490, 2564905, 2931320, 3077886, 3239880, 4103848, 4396980, 5129810, 6155772, 7694715, 8793960, 10259620, 12311544, 15389430, 20519240, 30778860, 61557720]

約数ペア:

[(1, 61557720), (2, 30778860), (3, 20519240), (4, 15389430), (5, 12311544), (6, 10259620), (7, 8793960), (8, 7694715), (10, 6155772), (12, 5129810), (14, 4396980), (15, 4103848), (19, 3239880), (20, 3077886), (21, 2931320), (24, 2564905), (28, 2198490), (29, 2122680), (30, 2051924), (35, 1758792), (38, 1619940), (40, 1538943), (42, 1465660), (49, 1256280), (56, 1099245), (57, 1079960), (58, 1061340), (60, 1025962), (70, 879396), (76, 809970), (84, 732830), (87, 707560), (95, 647976), (98, 628140), (105, 586264), (114, 539980), (116, 530670), (120, 512981), (133, 462840), (140, 439698), (145, 424536), (147, 418760), (152, 404985), (168, 366415), (174, 353780), (190, 323988), (196, 314070), (203, 303240), (210, 293132), (228, 269990), (232, 265335), (245, 251256), (266, 231420), (280, 219849), (285, 215992), (290, 212268), (294, 209380), (348, 176890), (361, 170520), (380, 161994), (392, 157035), (399, 154280), (406, 151620), (420, 146566), (435, 141512), (456, 134995), (490, 125628), (532, 115710), (551, 111720), (570, 107996), (580, 106134), (588, 104690), (609, 101080), (665, 92568), (696, 88445), (722, 85260), (735, 83752), (760, 80997), (798, 77140), (812, 75810), (840, 73283), (870, 70756), (931, 66120), (980, 62814), (1015, 60648), (1064, 57855), (1083, 56840), (1102, 55860), (1140, 53998), (1160, 53067), (1176, 52345), (1218, 50540), (1330, 46284), (1421, 43320), (1444, 42630), (1470, 41876), (1596, 38570), (1624, 37905), (1653, 37240), (1740, 35378), (1805, 34104), (1862, 33060), (1960, 31407), (1995, 30856), (2030, 30324), (2166, 28420), (2204, 27930), (2280, 26999), (2436, 25270), (2527, 24360), (2660, 23142), (2755, 22344), (2793, 22040), (2842, 21660), (2888, 21315), (2940, 20938), (3045, 20216), (3192, 19285), (3306, 18620), (3480, 17689), (3610, 17052), (3724, 16530), (3857, 15960), (3990, 15428), (4060, 15162), (4263, 14440), (4332, 14210), (4408, 13965), (4655, 13224), (4872, 12635), (5054, 12180), (5320, 11571), (5415, 11368), (5510, 11172), (5586, 11020), (5684, 10830), (5880, 10469), (6090, 10108), (6612, 9310), (7105, 8664), (7220, 8526), (7448, 8265), (7581, 8120), (7714, 7980)]