307953520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:423

約数の個数: 160

約数和(自身を含む): 872801280

約数和(自身を除く): 564847760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 103, 112, 133, 140, 152, 190, 206, 266, 280, 281, 304, 380, 412, 515, 532, 560, 562, 665, 721, 760, 824, 1030, 1064, 1124, 1330, 1405, 1442, 1520, 1648, 1957, 1967, 2060, 2128, 2248, 2660, 2810, 2884, 3605, 3914, 3934, 4120, 4496, 5320, 5339, 5620, 5768, 7210, 7828, 7868, 8240, 9785, 9835, 10640, 10678, 11240, 11536, 13699, 14420, 15656, 15736, 19570, 19670, 21356, 22480, 26695, 27398, 28840, 28943, 31312, 31472, 37373, 39140, 39340, 42712, 53390, 54796, 57680, 57886, 68495, 74746, 78280, 78680, 85424, 106780, 109592, 115772, 136990, 144715, 149492, 156560, 157360, 186865, 202601, 213560, 219184, 231544, 273980, 289430, 298984, 373730, 405202, 427120, 463088, 547960, 549917, 578860, 597968, 747460, 810404, 1013005, 1095920, 1099834, 1157720, 1494920, 1620808, 2026010, 2199668, 2315440, 2749585, 2989840, 3241616, 3849419, 4052020, 4399336, 5499170, 7698838, 8104040, 8798672, 10998340, 15397676, 16208080, 19247095, 21996680, 30795352, 38494190, 43993360, 61590704, 76988380, 153976760, 307953520]

約数ペア:

[(1, 307953520), (2, 153976760), (4, 76988380), (5, 61590704), (7, 43993360), (8, 38494190), (10, 30795352), (14, 21996680), (16, 19247095), (19, 16208080), (20, 15397676), (28, 10998340), (35, 8798672), (38, 8104040), (40, 7698838), (56, 5499170), (70, 4399336), (76, 4052020), (80, 3849419), (95, 3241616), (103, 2989840), (112, 2749585), (133, 2315440), (140, 2199668), (152, 2026010), (190, 1620808), (206, 1494920), (266, 1157720), (280, 1099834), (281, 1095920), (304, 1013005), (380, 810404), (412, 747460), (515, 597968), (532, 578860), (560, 549917), (562, 547960), (665, 463088), (721, 427120), (760, 405202), (824, 373730), (1030, 298984), (1064, 289430), (1124, 273980), (1330, 231544), (1405, 219184), (1442, 213560), (1520, 202601), (1648, 186865), (1957, 157360), (1967, 156560), (2060, 149492), (2128, 144715), (2248, 136990), (2660, 115772), (2810, 109592), (2884, 106780), (3605, 85424), (3914, 78680), (3934, 78280), (4120, 74746), (4496, 68495), (5320, 57886), (5339, 57680), (5620, 54796), (5768, 53390), (7210, 42712), (7828, 39340), (7868, 39140), (8240, 37373), (9785, 31472), (9835, 31312), (10640, 28943), (10678, 28840), (11240, 27398), (11536, 26695), (13699, 22480), (14420, 21356), (15656, 19670), (15736, 19570)]