210555540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 288

約数和(自身を含む): 748500480

約数和(自身を除く): 537944940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 67, 68, 78, 79, 85, 90, 102, 117, 130, 134, 153, 156, 158, 170, 180, 195, 201, 204, 221, 234, 237, 255, 260, 268, 306, 316, 335, 340, 390, 395, 402, 442, 468, 474, 510, 585, 603, 612, 663, 670, 711, 765, 780, 790, 804, 871, 884, 948, 1005, 1020, 1027, 1105, 1139, 1170, 1185, 1206, 1326, 1340, 1343, 1422, 1530, 1580, 1742, 1989, 2010, 2054, 2210, 2278, 2340, 2370, 2412, 2613, 2652, 2686, 2844, 3015, 3060, 3081, 3315, 3417, 3484, 3555, 3978, 4020, 4029, 4108, 4355, 4420, 4556, 4740, 5135, 5226, 5293, 5372, 5695, 6030, 6162, 6630, 6715, 6834, 7110, 7839, 7956, 8058, 8710, 9243, 9945, 10251, 10270, 10452, 10586, 11390, 12060, 12087, 12324, 13065, 13260, 13430, 13668, 14220, 14807, 15405, 15678, 15879, 16116, 17085, 17420, 17459, 18486, 19890, 20145, 20502, 20540, 21172, 22780, 24174, 26130, 26465, 26860, 29614, 30810, 31356, 31758, 34170, 34918, 36972, 39195, 39780, 40290, 41004, 44421, 46215, 47637, 48348, 51255, 52260, 52377, 52930, 59228, 60435, 61620, 63516, 68340, 68809, 69836, 74035, 78390, 79395, 80580, 87295, 88842, 89981, 92430, 95274, 102510, 104754, 105860, 120870, 133263, 137618, 148070, 156780, 157131, 158790, 174590, 177684, 179962, 184860, 190548, 205020, 206427, 209508, 222105, 238185, 241740, 261885, 266526, 269943, 275236, 296140, 314262, 317580, 344045, 349180, 359924, 412854, 444210, 449905, 476370, 523770, 533052, 539886, 619281, 628524, 666315, 688090, 785655, 809829, 825708, 888420, 899810, 952740, 1032135, 1047540, 1079772, 1169753, 1238562, 1332630, 1349715, 1376180, 1571310, 1619658, 1799620, 2064270, 2339506, 2477124, 2665260, 2699430, 3096405, 3142620, 3239316, 3509259, 4049145, 4128540, 4679012, 5398860, 5848765, 6192810, 7018518, 8098290, 10527777, 11697530, 12385620, 14037036, 16196580, 17546295, 21055554, 23395060, 35092590, 42111108, 52638885, 70185180, 105277770, 210555540]

約数ペア:

[(1, 210555540), (2, 105277770), (3, 70185180), (4, 52638885), (5, 42111108), (6, 35092590), (9, 23395060), (10, 21055554), (12, 17546295), (13, 16196580), (15, 14037036), (17, 12385620), (18, 11697530), (20, 10527777), (26, 8098290), (30, 7018518), (34, 6192810), (36, 5848765), (39, 5398860), (45, 4679012), (51, 4128540), (52, 4049145), (60, 3509259), (65, 3239316), (67, 3142620), (68, 3096405), (78, 2699430), (79, 2665260), (85, 2477124), (90, 2339506), (102, 2064270), (117, 1799620), (130, 1619658), (134, 1571310), (153, 1376180), (156, 1349715), (158, 1332630), (170, 1238562), (180, 1169753), (195, 1079772), (201, 1047540), (204, 1032135), (221, 952740), (234, 899810), (237, 888420), (255, 825708), (260, 809829), (268, 785655), (306, 688090), (316, 666315), (335, 628524), (340, 619281), (390, 539886), (395, 533052), (402, 523770), (442, 476370), (468, 449905), (474, 444210), (510, 412854), (585, 359924), (603, 349180), (612, 344045), (663, 317580), (670, 314262), (711, 296140), (765, 275236), (780, 269943), (790, 266526), (804, 261885), (871, 241740), (884, 238185), (948, 222105), (1005, 209508), (1020, 206427), (1027, 205020), (1105, 190548), (1139, 184860), (1170, 179962), (1185, 177684), (1206, 174590), (1326, 158790), (1340, 157131), (1343, 156780), (1422, 148070), (1530, 137618), (1580, 133263), (1742, 120870), (1989, 105860), (2010, 104754), (2054, 102510), (2210, 95274), (2278, 92430), (2340, 89981), (2370, 88842), (2412, 87295), (2613, 80580), (2652, 79395), (2686, 78390), (2844, 74035), (3015, 69836), (3060, 68809), (3081, 68340), (3315, 63516), (3417, 61620), (3484, 60435), (3555, 59228), (3978, 52930), (4020, 52377), (4029, 52260), (4108, 51255), (4355, 48348), (4420, 47637), (4556, 46215), (4740, 44421), (5135, 41004), (5226, 40290), (5293, 39780), (5372, 39195), (5695, 36972), (6030, 34918), (6162, 34170), (6630, 31758), (6715, 31356), (6834, 30810), (7110, 29614), (7839, 26860), (7956, 26465), (8058, 26130), (8710, 24174), (9243, 22780), (9945, 21172), (10251, 20540), (10270, 20502), (10452, 20145), (10586, 19890), (11390, 18486), (12060, 17459), (12087, 17420), (12324, 17085), (13065, 16116), (13260, 15879), (13430, 15678), (13668, 15405), (14220, 14807)]