222287360

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2855

約数の個数: 80

約数和(自身を含む): 550357632

約数和(自身を除く): 328070272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 2801, 3968, 4960, 5602, 7936, 9920, 11204, 14005, 15872, 19840, 22408, 28010, 39680, 44816, 56020, 79360, 86831, 89632, 112040, 173662, 179264, 224080, 347324, 358528, 434155, 448160, 694648, 717056, 868310, 896320, 1389296, 1434112, 1736620, 1792640, 2778592, 3473240, 3585280, 5557184, 6946480, 7170560, 11114368, 13892960, 22228736, 27785920, 44457472, 55571840, 111143680, 222287360]

約数ペア:

[(1, 222287360), (2, 111143680), (4, 55571840), (5, 44457472), (8, 27785920), (10, 22228736), (16, 13892960), (20, 11114368), (31, 7170560), (32, 6946480), (40, 5557184), (62, 3585280), (64, 3473240), (80, 2778592), (124, 1792640), (128, 1736620), (155, 1434112), (160, 1389296), (248, 896320), (256, 868310), (310, 717056), (320, 694648), (496, 448160), (512, 434155), (620, 358528), (640, 347324), (992, 224080), (1240, 179264), (1280, 173662), (1984, 112040), (2480, 89632), (2560, 86831), (2801, 79360), (3968, 56020), (4960, 44816), (5602, 39680), (7936, 28010), (9920, 22408), (11204, 19840), (14005, 15872)]