438780300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1621

約数の個数: 216

約数和(自身を含む): 1555525440

約数和(自身を除く): 1116745140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 49, 50, 57, 60, 70, 75, 76, 84, 95, 98, 100, 105, 114, 133, 140, 147, 150, 175, 190, 196, 210, 228, 245, 266, 285, 294, 300, 350, 380, 399, 420, 475, 490, 525, 532, 570, 588, 665, 700, 735, 798, 931, 950, 980, 1050, 1140, 1225, 1330, 1425, 1470, 1571, 1596, 1862, 1900, 1995, 2100, 2450, 2660, 2793, 2850, 2940, 3142, 3325, 3675, 3724, 3990, 4655, 4713, 4900, 5586, 5700, 6284, 6650, 7350, 7855, 7980, 9310, 9426, 9975, 10997, 11172, 13300, 13965, 14700, 15710, 18620, 18852, 19950, 21994, 23275, 23565, 27930, 29849, 31420, 32991, 39275, 39900, 43988, 46550, 47130, 54985, 55860, 59698, 65982, 69825, 76979, 78550, 89547, 93100, 94260, 109970, 117825, 119396, 131964, 139650, 149245, 153958, 157100, 164955, 179094, 208943, 219940, 230937, 235650, 274925, 279300, 298490, 307916, 329910, 358188, 384895, 417886, 447735, 461874, 471300, 549850, 596980, 626829, 659820, 746225, 769790, 824775, 835772, 895470, 923748, 1044715, 1099700, 1154685, 1253658, 1462601, 1492450, 1539580, 1649550, 1790940, 1924475, 2089430, 2238675, 2309370, 2507316, 2925202, 2984900, 3134145, 3299100, 3848950, 4178860, 4387803, 4477350, 4618740, 5223575, 5773425, 5850404, 6268290, 7313005, 7697900, 8775606, 8954700, 10447150, 11546850, 12536580, 14626010, 15670725, 17551212, 20894300, 21939015, 23093700, 29252020, 31341450, 36565025, 43878030, 62682900, 73130050, 87756060, 109695075, 146260100, 219390150, 438780300]

約数ペア:

[(1, 438780300), (2, 219390150), (3, 146260100), (4, 109695075), (5, 87756060), (6, 73130050), (7, 62682900), (10, 43878030), (12, 36565025), (14, 31341450), (15, 29252020), (19, 23093700), (20, 21939015), (21, 20894300), (25, 17551212), (28, 15670725), (30, 14626010), (35, 12536580), (38, 11546850), (42, 10447150), (49, 8954700), (50, 8775606), (57, 7697900), (60, 7313005), (70, 6268290), (75, 5850404), (76, 5773425), (84, 5223575), (95, 4618740), (98, 4477350), (100, 4387803), (105, 4178860), (114, 3848950), (133, 3299100), (140, 3134145), (147, 2984900), (150, 2925202), (175, 2507316), (190, 2309370), (196, 2238675), (210, 2089430), (228, 1924475), (245, 1790940), (266, 1649550), (285, 1539580), (294, 1492450), (300, 1462601), (350, 1253658), (380, 1154685), (399, 1099700), (420, 1044715), (475, 923748), (490, 895470), (525, 835772), (532, 824775), (570, 769790), (588, 746225), (665, 659820), (700, 626829), (735, 596980), (798, 549850), (931, 471300), (950, 461874), (980, 447735), (1050, 417886), (1140, 384895), (1225, 358188), (1330, 329910), (1425, 307916), (1470, 298490), (1571, 279300), (1596, 274925), (1862, 235650), (1900, 230937), (1995, 219940), (2100, 208943), (2450, 179094), (2660, 164955), (2793, 157100), (2850, 153958), (2940, 149245), (3142, 139650), (3325, 131964), (3675, 119396), (3724, 117825), (3990, 109970), (4655, 94260), (4713, 93100), (4900, 89547), (5586, 78550), (5700, 76979), (6284, 69825), (6650, 65982), (7350, 59698), (7855, 55860), (7980, 54985), (9310, 47130), (9426, 46550), (9975, 43988), (10997, 39900), (11172, 39275), (13300, 32991), (13965, 31420), (14700, 29849), (15710, 27930), (18620, 23565), (18852, 23275), (19950, 21994)]