305612640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2557}}^1$

素因数の和:2661

約数の個数: 144

約数和(自身を含む): 1055881008

約数和(自身を除く): 750268368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 240, 249, 288, 332, 360, 415, 480, 498, 664, 720, 747, 830, 996, 1245, 1328, 1440, 1494, 1660, 1992, 2490, 2557, 2656, 2988, 3320, 3735, 3984, 4980, 5114, 5976, 6640, 7470, 7671, 7968, 9960, 10228, 11952, 12785, 13280, 14940, 15342, 19920, 20456, 23013, 23904, 25570, 29880, 30684, 38355, 39840, 40912, 46026, 51140, 59760, 61368, 76710, 81824, 92052, 102280, 115065, 119520, 122736, 153420, 184104, 204560, 212231, 230130, 245472, 306840, 368208, 409120, 424462, 460260, 613680, 636693, 736416, 848924, 920520, 1061155, 1227360, 1273386, 1697848, 1841040, 1910079, 2122310, 2546772, 3183465, 3395696, 3682080, 3820158, 4244620, 5093544, 6366930, 6791392, 7640316, 8489240, 9550395, 10187088, 12733860, 15280632, 16978480, 19100790, 20374176, 25467720, 30561264, 33956960, 38201580, 50935440, 61122528, 76403160, 101870880, 152806320, 305612640]

約数ペア:

[(1, 305612640), (2, 152806320), (3, 101870880), (4, 76403160), (5, 61122528), (6, 50935440), (8, 38201580), (9, 33956960), (10, 30561264), (12, 25467720), (15, 20374176), (16, 19100790), (18, 16978480), (20, 15280632), (24, 12733860), (30, 10187088), (32, 9550395), (36, 8489240), (40, 7640316), (45, 6791392), (48, 6366930), (60, 5093544), (72, 4244620), (80, 3820158), (83, 3682080), (90, 3395696), (96, 3183465), (120, 2546772), (144, 2122310), (160, 1910079), (166, 1841040), (180, 1697848), (240, 1273386), (249, 1227360), (288, 1061155), (332, 920520), (360, 848924), (415, 736416), (480, 636693), (498, 613680), (664, 460260), (720, 424462), (747, 409120), (830, 368208), (996, 306840), (1245, 245472), (1328, 230130), (1440, 212231), (1494, 204560), (1660, 184104), (1992, 153420), (2490, 122736), (2557, 119520), (2656, 115065), (2988, 102280), (3320, 92052), (3735, 81824), (3984, 76710), (4980, 61368), (5114, 59760), (5976, 51140), (6640, 46026), (7470, 40912), (7671, 39840), (7968, 38355), (9960, 30684), (10228, 29880), (11952, 25570), (12785, 23904), (13280, 23013), (14940, 20456), (15342, 19920)]