2211784680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1176

約数の個数: 256

約数和(自身を含む): 8047872000

約数和(自身を除く): 5836087320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 139, 140, 152, 168, 190, 210, 228, 266, 278, 280, 285, 380, 399, 417, 420, 456, 532, 556, 570, 665, 695, 760, 798, 834, 840, 973, 997, 1064, 1112, 1140, 1330, 1390, 1596, 1668, 1946, 1994, 1995, 2085, 2280, 2641, 2660, 2780, 2919, 2991, 3192, 3336, 3892, 3988, 3990, 4170, 4865, 4985, 5282, 5320, 5560, 5838, 5982, 6979, 7784, 7923, 7976, 7980, 8340, 9730, 9970, 10564, 11676, 11964, 13205, 13958, 14595, 14955, 15846, 15960, 16680, 18487, 18943, 19460, 19940, 20937, 21128, 23352, 23928, 26410, 27916, 29190, 29910, 31692, 34895, 36974, 37886, 38920, 39615, 39880, 41874, 52820, 55461, 55832, 56829, 58380, 59820, 63384, 69790, 73948, 75772, 79230, 83748, 92435, 94715, 104685, 105640, 110922, 113658, 116760, 119640, 132601, 138583, 139580, 147896, 151544, 158460, 167496, 184870, 189430, 209370, 221844, 227316, 265202, 277166, 277305, 279160, 284145, 316920, 369740, 378860, 397803, 415749, 418740, 443688, 454632, 530404, 554332, 554610, 568290, 663005, 692915, 739480, 757720, 795606, 831498, 837480, 970081, 1060808, 1108664, 1109220, 1136580, 1326010, 1385830, 1591212, 1662996, 1940162, 1989015, 2078745, 2218440, 2273160, 2633077, 2652020, 2771660, 2910243, 3182424, 3325992, 3880324, 3978030, 4157490, 4850405, 5266154, 5304040, 5543320, 5820486, 7760648, 7899231, 7956060, 8314980, 9700810, 10532308, 11640972, 13165385, 14551215, 15798462, 15912120, 16629960, 18431539, 19401620, 21064616, 23281944, 26330770, 29102430, 31596924, 36863078, 38803240, 39496155, 52661540, 55294617, 58204860, 63193848, 73726156, 78992310, 92157695, 105323080, 110589234, 116409720, 147452312, 157984620, 184315390, 221178468, 276473085, 315969240, 368630780, 442356936, 552946170, 737261560, 1105892340, 2211784680]

約数ペア:

[(1, 2211784680), (2, 1105892340), (3, 737261560), (4, 552946170), (5, 442356936), (6, 368630780), (7, 315969240), (8, 276473085), (10, 221178468), (12, 184315390), (14, 157984620), (15, 147452312), (19, 116409720), (20, 110589234), (21, 105323080), (24, 92157695), (28, 78992310), (30, 73726156), (35, 63193848), (38, 58204860), (40, 55294617), (42, 52661540), (56, 39496155), (57, 38803240), (60, 36863078), (70, 31596924), (76, 29102430), (84, 26330770), (95, 23281944), (105, 21064616), (114, 19401620), (120, 18431539), (133, 16629960), (139, 15912120), (140, 15798462), (152, 14551215), (168, 13165385), (190, 11640972), (210, 10532308), (228, 9700810), (266, 8314980), (278, 7956060), (280, 7899231), (285, 7760648), (380, 5820486), (399, 5543320), (417, 5304040), (420, 5266154), (456, 4850405), (532, 4157490), (556, 3978030), (570, 3880324), (665, 3325992), (695, 3182424), (760, 2910243), (798, 2771660), (834, 2652020), (840, 2633077), (973, 2273160), (997, 2218440), (1064, 2078745), (1112, 1989015), (1140, 1940162), (1330, 1662996), (1390, 1591212), (1596, 1385830), (1668, 1326010), (1946, 1136580), (1994, 1109220), (1995, 1108664), (2085, 1060808), (2280, 970081), (2641, 837480), (2660, 831498), (2780, 795606), (2919, 757720), (2991, 739480), (3192, 692915), (3336, 663005), (3892, 568290), (3988, 554610), (3990, 554332), (4170, 530404), (4865, 454632), (4985, 443688), (5282, 418740), (5320, 415749), (5560, 397803), (5838, 378860), (5982, 369740), (6979, 316920), (7784, 284145), (7923, 279160), (7976, 277305), (7980, 277166), (8340, 265202), (9730, 227316), (9970, 221844), (10564, 209370), (11676, 189430), (11964, 184870), (13205, 167496), (13958, 158460), (14595, 151544), (14955, 147896), (15846, 139580), (15960, 138583), (16680, 132601), (18487, 119640), (18943, 116760), (19460, 113658), (19940, 110922), (20937, 105640), (21128, 104685), (23352, 94715), (23928, 92435), (26410, 83748), (27916, 79230), (29190, 75772), (29910, 73948), (31692, 69790), (34895, 63384), (36974, 59820), (37886, 58380), (38920, 56829), (39615, 55832), (39880, 55461), (41874, 52820)]