20687749632

素因数分解:

$2^9\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21481}}^1$

素因数の和:21535

約数の個数: 240

約数和(自身を含む): 68565388320

約数和(自身を除く): 47877638688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 64, 66, 72, 76, 88, 96, 99, 114, 128, 132, 144, 152, 171, 176, 192, 198, 209, 228, 256, 264, 288, 304, 342, 352, 384, 396, 418, 456, 512, 528, 576, 608, 627, 684, 704, 768, 792, 836, 912, 1056, 1152, 1216, 1254, 1368, 1408, 1536, 1584, 1672, 1824, 1881, 2112, 2304, 2432, 2508, 2736, 2816, 3168, 3344, 3648, 3762, 4224, 4608, 4864, 5016, 5472, 5632, 6336, 6688, 7296, 7524, 8448, 9728, 10032, 10944, 12672, 13376, 14592, 15048, 16896, 20064, 21481, 21888, 25344, 26752, 29184, 30096, 40128, 42962, 43776, 50688, 53504, 60192, 64443, 80256, 85924, 87552, 107008, 120384, 128886, 160512, 171848, 193329, 236291, 240768, 257772, 321024, 343696, 386658, 408139, 472582, 481536, 515544, 687392, 708873, 773316, 816278, 945164, 963072, 1031088, 1224417, 1374784, 1417746, 1546632, 1632556, 1890328, 2062176, 2126619, 2448834, 2749568, 2835492, 3093264, 3265112, 3673251, 3780656, 4124352, 4253238, 4489529, 4897668, 5499136, 5670984, 6186528, 6530224, 7346502, 7561312, 8248704, 8506476, 8979058, 9795336, 10998272, 11341968, 12373056, 13060448, 13468587, 14693004, 15122624, 16497408, 17012952, 17958116, 19590672, 22683936, 24746112, 26120896, 26937174, 29386008, 30245248, 32994816, 34025904, 35916232, 39181344, 40405761, 45367872, 49492224, 52241792, 53874348, 58772016, 60490496, 68051808, 71832464, 78362688, 80811522, 90735744, 98984448, 104483584, 107748696, 117544032, 120980992, 136103616, 143664928, 156725376, 161623044, 181471488, 208967168, 215497392, 235088064, 272207232, 287329856, 313450752, 323246088, 362942976, 430994784, 470176128, 544414464, 574659712, 626901504, 646492176, 861989568, 940352256, 1088828928, 1149319424, 1292984352, 1723979136, 1880704512, 2298638848, 2585968704, 3447958272, 5171937408, 6895916544, 10343874816, 20687749632]

約数ペア:

[(1, 20687749632), (2, 10343874816), (3, 6895916544), (4, 5171937408), (6, 3447958272), (8, 2585968704), (9, 2298638848), (11, 1880704512), (12, 1723979136), (16, 1292984352), (18, 1149319424), (19, 1088828928), (22, 940352256), (24, 861989568), (32, 646492176), (33, 626901504), (36, 574659712), (38, 544414464), (44, 470176128), (48, 430994784), (57, 362942976), (64, 323246088), (66, 313450752), (72, 287329856), (76, 272207232), (88, 235088064), (96, 215497392), (99, 208967168), (114, 181471488), (128, 161623044), (132, 156725376), (144, 143664928), (152, 136103616), (171, 120980992), (176, 117544032), (192, 107748696), (198, 104483584), (209, 98984448), (228, 90735744), (256, 80811522), (264, 78362688), (288, 71832464), (304, 68051808), (342, 60490496), (352, 58772016), (384, 53874348), (396, 52241792), (418, 49492224), (456, 45367872), (512, 40405761), (528, 39181344), (576, 35916232), (608, 34025904), (627, 32994816), (684, 30245248), (704, 29386008), (768, 26937174), (792, 26120896), (836, 24746112), (912, 22683936), (1056, 19590672), (1152, 17958116), (1216, 17012952), (1254, 16497408), (1368, 15122624), (1408, 14693004), (1536, 13468587), (1584, 13060448), (1672, 12373056), (1824, 11341968), (1881, 10998272), (2112, 9795336), (2304, 8979058), (2432, 8506476), (2508, 8248704), (2736, 7561312), (2816, 7346502), (3168, 6530224), (3344, 6186528), (3648, 5670984), (3762, 5499136), (4224, 4897668), (4608, 4489529), (4864, 4253238), (5016, 4124352), (5472, 3780656), (5632, 3673251), (6336, 3265112), (6688, 3093264), (7296, 2835492), (7524, 2749568), (8448, 2448834), (9728, 2126619), (10032, 2062176), (10944, 1890328), (12672, 1632556), (13376, 1546632), (14592, 1417746), (15048, 1374784), (16896, 1224417), (20064, 1031088), (21481, 963072), (21888, 945164), (25344, 816278), (26752, 773316), (29184, 708873), (30096, 687392), (40128, 515544), (42962, 481536), (43776, 472582), (50688, 408139), (53504, 386658), (60192, 343696), (64443, 321024), (80256, 257772), (85924, 240768), (87552, 236291), (107008, 193329), (120384, 171848), (128886, 160512)]