280213560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:363

約数の個数: 256

約数和(自身を含む): 1033344000

約数和(自身を除く): 753130440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 103, 108, 110, 120, 132, 135, 165, 180, 198, 206, 216, 220, 229, 264, 270, 297, 309, 330, 360, 396, 412, 440, 458, 495, 515, 540, 594, 618, 660, 687, 792, 824, 916, 927, 990, 1030, 1080, 1133, 1145, 1188, 1236, 1320, 1374, 1485, 1545, 1832, 1854, 1980, 2060, 2061, 2266, 2290, 2376, 2472, 2519, 2748, 2781, 2970, 3090, 3399, 3435, 3708, 3960, 4120, 4122, 4532, 4580, 4635, 5038, 5496, 5562, 5665, 5940, 6180, 6183, 6798, 6870, 7416, 7557, 8244, 9064, 9160, 9270, 10076, 10197, 10305, 11124, 11330, 11880, 12360, 12366, 12595, 13596, 13740, 13905, 15114, 16488, 16995, 18540, 20152, 20394, 20610, 22248, 22660, 22671, 23587, 24732, 25190, 27192, 27480, 27810, 30228, 30591, 30915, 33990, 37080, 37785, 40788, 41220, 45320, 45342, 47174, 49464, 50380, 50985, 55620, 60456, 61182, 61830, 67980, 68013, 70761, 75570, 81576, 82440, 90684, 94348, 100760, 101970, 111240, 113355, 117935, 122364, 123660, 135960, 136026, 141522, 151140, 152955, 181368, 188696, 203940, 212283, 226710, 235870, 244728, 247320, 259457, 272052, 283044, 302280, 305910, 340065, 353805, 407880, 424566, 453420, 471740, 518914, 544104, 566088, 611820, 636849, 680130, 707610, 778371, 849132, 906840, 943480, 1037828, 1061415, 1223640, 1273698, 1297285, 1360260, 1415220, 1556742, 1698264, 2075656, 2122830, 2335113, 2547396, 2594570, 2720520, 2830440, 3113484, 3184245, 3891855, 4245660, 4670226, 5094792, 5189140, 6226968, 6368490, 7005339, 7783710, 8491320, 9340452, 10378280, 11675565, 12736980, 14010678, 15567420, 18680904, 23351130, 25473960, 28021356, 31134840, 35026695, 46702260, 56042712, 70053390, 93404520, 140106780, 280213560]

約数ペア:

[(1, 280213560), (2, 140106780), (3, 93404520), (4, 70053390), (5, 56042712), (6, 46702260), (8, 35026695), (9, 31134840), (10, 28021356), (11, 25473960), (12, 23351130), (15, 18680904), (18, 15567420), (20, 14010678), (22, 12736980), (24, 11675565), (27, 10378280), (30, 9340452), (33, 8491320), (36, 7783710), (40, 7005339), (44, 6368490), (45, 6226968), (54, 5189140), (55, 5094792), (60, 4670226), (66, 4245660), (72, 3891855), (88, 3184245), (90, 3113484), (99, 2830440), (103, 2720520), (108, 2594570), (110, 2547396), (120, 2335113), (132, 2122830), (135, 2075656), (165, 1698264), (180, 1556742), (198, 1415220), (206, 1360260), (216, 1297285), (220, 1273698), (229, 1223640), (264, 1061415), (270, 1037828), (297, 943480), (309, 906840), (330, 849132), (360, 778371), (396, 707610), (412, 680130), (440, 636849), (458, 611820), (495, 566088), (515, 544104), (540, 518914), (594, 471740), (618, 453420), (660, 424566), (687, 407880), (792, 353805), (824, 340065), (916, 305910), (927, 302280), (990, 283044), (1030, 272052), (1080, 259457), (1133, 247320), (1145, 244728), (1188, 235870), (1236, 226710), (1320, 212283), (1374, 203940), (1485, 188696), (1545, 181368), (1832, 152955), (1854, 151140), (1980, 141522), (2060, 136026), (2061, 135960), (2266, 123660), (2290, 122364), (2376, 117935), (2472, 113355), (2519, 111240), (2748, 101970), (2781, 100760), (2970, 94348), (3090, 90684), (3399, 82440), (3435, 81576), (3708, 75570), (3960, 70761), (4120, 68013), (4122, 67980), (4532, 61830), (4580, 61182), (4635, 60456), (5038, 55620), (5496, 50985), (5562, 50380), (5665, 49464), (5940, 47174), (6180, 45342), (6183, 45320), (6798, 41220), (6870, 40788), (7416, 37785), (7557, 37080), (8244, 33990), (9064, 30915), (9160, 30591), (9270, 30228), (10076, 27810), (10197, 27480), (10305, 27192), (11124, 25190), (11330, 24732), (11880, 23587), (12360, 22671), (12366, 22660), (12595, 22248), (13596, 20610), (13740, 20394), (13905, 20152), (15114, 18540), (16488, 16995)]