395887360

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:970

約数の個数: 144

約数和(自身を含む): 1069028352

約数和(自身を除く): 673140992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 907, 992, 1240, 1280, 1364, 1408, 1705, 1760, 1814, 1984, 2480, 2728, 2816, 3410, 3520, 3628, 3968, 4535, 4960, 5456, 6820, 7040, 7256, 7936, 9070, 9920, 9977, 10912, 13640, 14080, 14512, 18140, 19840, 19954, 21824, 27280, 28117, 29024, 36280, 39680, 39908, 43648, 49885, 54560, 56234, 58048, 72560, 79816, 87296, 99770, 109120, 112468, 116096, 140585, 145120, 159632, 199540, 218240, 224936, 232192, 281170, 290240, 309287, 319264, 399080, 436480, 449872, 562340, 580480, 618574, 638528, 798160, 899744, 1124680, 1160960, 1237148, 1277056, 1546435, 1596320, 1799488, 2249360, 2474296, 2554112, 3092870, 3192640, 3598976, 4498720, 4948592, 6185740, 6385280, 7197952, 8997440, 9897184, 12371480, 12770560, 17994880, 19794368, 24742960, 35989760, 39588736, 49485920, 79177472, 98971840, 197943680, 395887360]

約数ペア:

[(1, 395887360), (2, 197943680), (4, 98971840), (5, 79177472), (8, 49485920), (10, 39588736), (11, 35989760), (16, 24742960), (20, 19794368), (22, 17994880), (31, 12770560), (32, 12371480), (40, 9897184), (44, 8997440), (55, 7197952), (62, 6385280), (64, 6185740), (80, 4948592), (88, 4498720), (110, 3598976), (124, 3192640), (128, 3092870), (155, 2554112), (160, 2474296), (176, 2249360), (220, 1799488), (248, 1596320), (256, 1546435), (310, 1277056), (320, 1237148), (341, 1160960), (352, 1124680), (440, 899744), (496, 798160), (620, 638528), (640, 618574), (682, 580480), (704, 562340), (880, 449872), (907, 436480), (992, 399080), (1240, 319264), (1280, 309287), (1364, 290240), (1408, 281170), (1705, 232192), (1760, 224936), (1814, 218240), (1984, 199540), (2480, 159632), (2728, 145120), (2816, 140585), (3410, 116096), (3520, 112468), (3628, 109120), (3968, 99770), (4535, 87296), (4960, 79816), (5456, 72560), (6820, 58048), (7040, 56234), (7256, 54560), (7936, 49885), (9070, 43648), (9920, 39908), (9977, 39680), (10912, 36280), (13640, 29024), (14080, 28117), (14512, 27280), (18140, 21824), (19840, 19954)]