287941440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{977}}^1$

素因数の和:1304

約数の個数: 112

約数和(自身を含む): 918130752

約数和(自身を除く): 630189312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 307, 320, 480, 614, 921, 960, 977, 1228, 1535, 1842, 1954, 2456, 2931, 3070, 3684, 3908, 4605, 4885, 4912, 5862, 6140, 7368, 7816, 9210, 9770, 9824, 11724, 12280, 14655, 14736, 15632, 18420, 19540, 19648, 23448, 24560, 29310, 29472, 31264, 36840, 39080, 46896, 49120, 58620, 58944, 62528, 73680, 78160, 93792, 98240, 117240, 147360, 156320, 187584, 234480, 294720, 299939, 312640, 468960, 599878, 899817, 937920, 1199756, 1499695, 1799634, 2399512, 2999390, 3599268, 4499085, 4799024, 5998780, 7198536, 8998170, 9598048, 11997560, 14397072, 17996340, 19196096, 23995120, 28794144, 35992680, 47990240, 57588288, 71985360, 95980480, 143970720, 287941440]

約数ペア:

[(1, 287941440), (2, 143970720), (3, 95980480), (4, 71985360), (5, 57588288), (6, 47990240), (8, 35992680), (10, 28794144), (12, 23995120), (15, 19196096), (16, 17996340), (20, 14397072), (24, 11997560), (30, 9598048), (32, 8998170), (40, 7198536), (48, 5998780), (60, 4799024), (64, 4499085), (80, 3599268), (96, 2999390), (120, 2399512), (160, 1799634), (192, 1499695), (240, 1199756), (307, 937920), (320, 899817), (480, 599878), (614, 468960), (921, 312640), (960, 299939), (977, 294720), (1228, 234480), (1535, 187584), (1842, 156320), (1954, 147360), (2456, 117240), (2931, 98240), (3070, 93792), (3684, 78160), (3908, 73680), (4605, 62528), (4885, 58944), (4912, 58620), (5862, 49120), (6140, 46896), (7368, 39080), (7816, 36840), (9210, 31264), (9770, 29472), (9824, 29310), (11724, 24560), (12280, 23448), (14655, 19648), (14736, 19540), (15632, 18420)]