890402700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1349

約数の個数: 216

約数和(自身を含む): 2983072960

約数和(自身を除く): 2092670260

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 25, 30, 33, 38, 44, 50, 55, 57, 60, 66, 75, 76, 95, 100, 110, 114, 121, 132, 150, 165, 190, 209, 220, 228, 242, 275, 285, 300, 330, 363, 380, 418, 475, 484, 550, 570, 605, 627, 660, 726, 825, 836, 950, 1045, 1100, 1140, 1210, 1254, 1291, 1425, 1452, 1650, 1815, 1900, 2090, 2299, 2420, 2508, 2582, 2850, 3025, 3135, 3300, 3630, 3873, 4180, 4598, 5164, 5225, 5700, 6050, 6270, 6455, 6897, 7260, 7746, 9075, 9196, 10450, 11495, 12100, 12540, 12910, 13794, 14201, 15492, 15675, 18150, 19365, 20900, 22990, 24529, 25820, 27588, 28402, 31350, 32275, 34485, 36300, 38730, 42603, 45980, 49058, 56804, 57475, 62700, 64550, 68970, 71005, 73587, 77460, 85206, 96825, 98116, 114950, 122645, 129100, 137940, 142010, 147174, 156211, 170412, 172425, 193650, 213015, 229900, 245290, 269819, 284020, 294348, 312422, 344850, 355025, 367935, 387300, 426030, 468633, 490580, 539638, 613225, 624844, 689700, 710050, 735870, 781055, 809457, 852060, 937266, 1065075, 1079276, 1226450, 1349095, 1420100, 1471740, 1562110, 1618914, 1839675, 1874532, 2130150, 2343165, 2452900, 2698190, 2968009, 3124220, 3237828, 3679350, 3905275, 4047285, 4260300, 4686330, 5396380, 5936018, 6745475, 7358700, 7810550, 8094570, 8904027, 9372660, 11715825, 11872036, 13490950, 14840045, 15621100, 16189140, 17808054, 20236425, 23431650, 26981900, 29680090, 35616108, 40472850, 44520135, 46863300, 59360180, 74200225, 80945700, 89040270, 148400450, 178080540, 222600675, 296800900, 445201350, 890402700]

約数ペア:

[(1, 890402700), (2, 445201350), (3, 296800900), (4, 222600675), (5, 178080540), (6, 148400450), (10, 89040270), (11, 80945700), (12, 74200225), (15, 59360180), (19, 46863300), (20, 44520135), (22, 40472850), (25, 35616108), (30, 29680090), (33, 26981900), (38, 23431650), (44, 20236425), (50, 17808054), (55, 16189140), (57, 15621100), (60, 14840045), (66, 13490950), (75, 11872036), (76, 11715825), (95, 9372660), (100, 8904027), (110, 8094570), (114, 7810550), (121, 7358700), (132, 6745475), (150, 5936018), (165, 5396380), (190, 4686330), (209, 4260300), (220, 4047285), (228, 3905275), (242, 3679350), (275, 3237828), (285, 3124220), (300, 2968009), (330, 2698190), (363, 2452900), (380, 2343165), (418, 2130150), (475, 1874532), (484, 1839675), (550, 1618914), (570, 1562110), (605, 1471740), (627, 1420100), (660, 1349095), (726, 1226450), (825, 1079276), (836, 1065075), (950, 937266), (1045, 852060), (1100, 809457), (1140, 781055), (1210, 735870), (1254, 710050), (1291, 689700), (1425, 624844), (1452, 613225), (1650, 539638), (1815, 490580), (1900, 468633), (2090, 426030), (2299, 387300), (2420, 367935), (2508, 355025), (2582, 344850), (2850, 312422), (3025, 294348), (3135, 284020), (3300, 269819), (3630, 245290), (3873, 229900), (4180, 213015), (4598, 193650), (5164, 172425), (5225, 170412), (5700, 156211), (6050, 147174), (6270, 142010), (6455, 137940), (6897, 129100), (7260, 122645), (7746, 114950), (9075, 98116), (9196, 96825), (10450, 85206), (11495, 77460), (12100, 73587), (12540, 71005), (12910, 68970), (13794, 64550), (14201, 62700), (15492, 57475), (15675, 56804), (18150, 49058), (19365, 45980), (20900, 42603), (22990, 38730), (24529, 36300), (25820, 34485), (27588, 32275), (28402, 31350)]