647238060

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:494

約数の個数: 288

約数和(自身を含む): 2386722240

約数和(自身を除く): 1739484180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 61, 63, 70, 84, 90, 98, 105, 108, 122, 126, 135, 140, 147, 180, 183, 189, 196, 210, 244, 245, 252, 270, 294, 305, 315, 366, 378, 401, 420, 427, 441, 490, 540, 549, 588, 610, 630, 732, 735, 756, 802, 854, 882, 915, 945, 980, 1098, 1203, 1220, 1260, 1281, 1323, 1470, 1604, 1647, 1708, 1764, 1830, 1890, 2005, 2135, 2196, 2205, 2406, 2562, 2646, 2745, 2807, 2940, 2989, 3294, 3609, 3660, 3780, 3843, 4010, 4270, 4410, 4812, 5124, 5292, 5490, 5614, 5978, 6015, 6405, 6588, 6615, 7218, 7686, 8020, 8235, 8421, 8540, 8820, 8967, 10827, 10980, 11228, 11529, 11956, 12030, 12810, 13230, 14035, 14436, 14945, 15372, 16470, 16842, 17934, 18045, 19215, 19649, 21654, 23058, 24060, 24461, 25263, 25620, 26460, 26901, 28070, 29890, 32940, 33684, 35868, 36090, 38430, 39298, 42105, 43308, 44835, 46116, 48922, 50526, 53802, 54135, 56140, 57645, 58947, 59780, 72180, 73383, 75789, 76860, 78596, 80703, 84210, 89670, 97844, 98245, 101052, 107604, 108270, 115290, 117894, 122305, 126315, 134505, 146766, 151578, 161406, 168420, 171227, 176841, 179340, 196490, 216540, 220149, 230580, 235788, 244610, 252630, 269010, 293532, 294735, 303156, 322812, 342454, 353682, 366915, 378945, 392980, 403515, 440298, 489220, 505260, 513681, 530523, 538020, 589470, 660447, 684908, 707364, 733830, 757890, 807030, 856135, 880596, 884205, 1027362, 1061046, 1100745, 1178940, 1198589, 1320894, 1467660, 1515780, 1541043, 1614060, 1712270, 1768410, 2054724, 2122092, 2201490, 2397178, 2568405, 2641788, 2652615, 3082086, 3302235, 3424540, 3536820, 3595767, 4402980, 4623129, 4794356, 5136810, 5305230, 5992945, 6164172, 6604470, 7191534, 7705215, 9246258, 10273620, 10610460, 10787301, 11985890, 13208940, 14383068, 15410430, 17978835, 18492516, 21574602, 23115645, 23971780, 30820860, 32361903, 35957670, 43149204, 46231290, 53936505, 64723806, 71915340, 92462580, 107873010, 129447612, 161809515, 215746020, 323619030, 647238060]

約数ペア:

[(1, 647238060), (2, 323619030), (3, 215746020), (4, 161809515), (5, 129447612), (6, 107873010), (7, 92462580), (9, 71915340), (10, 64723806), (12, 53936505), (14, 46231290), (15, 43149204), (18, 35957670), (20, 32361903), (21, 30820860), (27, 23971780), (28, 23115645), (30, 21574602), (35, 18492516), (36, 17978835), (42, 15410430), (45, 14383068), (49, 13208940), (54, 11985890), (60, 10787301), (61, 10610460), (63, 10273620), (70, 9246258), (84, 7705215), (90, 7191534), (98, 6604470), (105, 6164172), (108, 5992945), (122, 5305230), (126, 5136810), (135, 4794356), (140, 4623129), (147, 4402980), (180, 3595767), (183, 3536820), (189, 3424540), (196, 3302235), (210, 3082086), (244, 2652615), (245, 2641788), (252, 2568405), (270, 2397178), (294, 2201490), (305, 2122092), (315, 2054724), (366, 1768410), (378, 1712270), (401, 1614060), (420, 1541043), (427, 1515780), (441, 1467660), (490, 1320894), (540, 1198589), (549, 1178940), (588, 1100745), (610, 1061046), (630, 1027362), (732, 884205), (735, 880596), (756, 856135), (802, 807030), (854, 757890), (882, 733830), (915, 707364), (945, 684908), (980, 660447), (1098, 589470), (1203, 538020), (1220, 530523), (1260, 513681), (1281, 505260), (1323, 489220), (1470, 440298), (1604, 403515), (1647, 392980), (1708, 378945), (1764, 366915), (1830, 353682), (1890, 342454), (2005, 322812), (2135, 303156), (2196, 294735), (2205, 293532), (2406, 269010), (2562, 252630), (2646, 244610), (2745, 235788), (2807, 230580), (2940, 220149), (2989, 216540), (3294, 196490), (3609, 179340), (3660, 176841), (3780, 171227), (3843, 168420), (4010, 161406), (4270, 151578), (4410, 146766), (4812, 134505), (5124, 126315), (5292, 122305), (5490, 117894), (5614, 115290), (5978, 108270), (6015, 107604), (6405, 101052), (6588, 98245), (6615, 97844), (7218, 89670), (7686, 84210), (8020, 80703), (8235, 78596), (8421, 76860), (8540, 75789), (8820, 73383), (8967, 72180), (10827, 59780), (10980, 58947), (11228, 57645), (11529, 56140), (11956, 54135), (12030, 53802), (12810, 50526), (13230, 48922), (14035, 46116), (14436, 44835), (14945, 43308), (15372, 42105), (16470, 39298), (16842, 38430), (17934, 36090), (18045, 35868), (19215, 33684), (19649, 32940), (21654, 29890), (23058, 28070), (24060, 26901), (24461, 26460), (25263, 25620)]