204027780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 635463360

約数和(自身を除く): 431435580

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 157, 165, 179, 220, 242, 314, 330, 358, 363, 471, 484, 537, 605, 628, 660, 716, 726, 785, 895, 942, 1074, 1210, 1452, 1570, 1727, 1790, 1815, 1884, 1969, 2148, 2355, 2420, 2685, 3140, 3454, 3580, 3630, 3938, 4710, 5181, 5370, 5907, 6908, 7260, 7876, 8635, 9420, 9845, 10362, 10740, 11814, 17270, 18997, 19690, 20724, 21659, 23628, 25905, 28103, 29535, 34540, 37994, 39380, 43318, 51810, 56206, 56991, 59070, 64977, 75988, 84309, 86636, 94985, 103620, 108295, 112412, 113982, 118140, 129954, 140515, 168618, 189970, 216590, 227964, 259908, 281030, 284955, 309133, 324885, 337236, 379940, 421545, 433180, 562060, 569910, 618266, 649770, 843090, 927399, 1139820, 1236532, 1299540, 1545665, 1686180, 1854798, 3091330, 3400463, 3709596, 4636995, 6182660, 6800926, 9273990, 10201389, 13601852, 17002315, 18547980, 20402778, 34004630, 40805556, 51006945, 68009260, 102013890, 204027780]

約数ペア:

[(1, 204027780), (2, 102013890), (3, 68009260), (4, 51006945), (5, 40805556), (6, 34004630), (10, 20402778), (11, 18547980), (12, 17002315), (15, 13601852), (20, 10201389), (22, 9273990), (30, 6800926), (33, 6182660), (44, 4636995), (55, 3709596), (60, 3400463), (66, 3091330), (110, 1854798), (121, 1686180), (132, 1545665), (157, 1299540), (165, 1236532), (179, 1139820), (220, 927399), (242, 843090), (314, 649770), (330, 618266), (358, 569910), (363, 562060), (471, 433180), (484, 421545), (537, 379940), (605, 337236), (628, 324885), (660, 309133), (716, 284955), (726, 281030), (785, 259908), (895, 227964), (942, 216590), (1074, 189970), (1210, 168618), (1452, 140515), (1570, 129954), (1727, 118140), (1790, 113982), (1815, 112412), (1884, 108295), (1969, 103620), (2148, 94985), (2355, 86636), (2420, 84309), (2685, 75988), (3140, 64977), (3454, 59070), (3580, 56991), (3630, 56206), (3938, 51810), (4710, 43318), (5181, 39380), (5370, 37994), (5907, 34540), (6908, 29535), (7260, 28103), (7876, 25905), (8635, 23628), (9420, 21659), (9845, 20724), (10362, 19690), (10740, 18997), (11814, 17270)]