142867840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 128

約数和(自身を含む): 372096000

約数和(自身を除く): 229228160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 379, 380, 496, 589, 608, 620, 640, 758, 760, 992, 1178, 1216, 1240, 1516, 1520, 1895, 1984, 2356, 2432, 2480, 2945, 3032, 3040, 3790, 3968, 4712, 4960, 5890, 6064, 6080, 7201, 7580, 9424, 9920, 11749, 11780, 12128, 12160, 14402, 15160, 18848, 19840, 23498, 23560, 24256, 28804, 30320, 36005, 37696, 46996, 47120, 48512, 57608, 58745, 60640, 72010, 75392, 93992, 94240, 115216, 117490, 121280, 144020, 187984, 188480, 223231, 230432, 234980, 242560, 288040, 375968, 376960, 446462, 460864, 469960, 576080, 751936, 892924, 921728, 939920, 1116155, 1152160, 1503872, 1785848, 1879840, 2232310, 2304320, 3571696, 3759680, 4464620, 4608640, 7143392, 7519360, 8929240, 14286784, 17858480, 28573568, 35716960, 71433920, 142867840]

約数ペア:

[(1, 142867840), (2, 71433920), (4, 35716960), (5, 28573568), (8, 17858480), (10, 14286784), (16, 8929240), (19, 7519360), (20, 7143392), (31, 4608640), (32, 4464620), (38, 3759680), (40, 3571696), (62, 2304320), (64, 2232310), (76, 1879840), (80, 1785848), (95, 1503872), (124, 1152160), (128, 1116155), (152, 939920), (155, 921728), (160, 892924), (190, 751936), (248, 576080), (304, 469960), (310, 460864), (320, 446462), (379, 376960), (380, 375968), (496, 288040), (589, 242560), (608, 234980), (620, 230432), (640, 223231), (758, 188480), (760, 187984), (992, 144020), (1178, 121280), (1216, 117490), (1240, 115216), (1516, 94240), (1520, 93992), (1895, 75392), (1984, 72010), (2356, 60640), (2432, 58745), (2480, 57608), (2945, 48512), (3032, 47120), (3040, 46996), (3790, 37696), (3968, 36005), (4712, 30320), (4960, 28804), (5890, 24256), (6064, 23560), (6080, 23498), (7201, 19840), (7580, 18848), (9424, 15160), (9920, 14402), (11749, 12160), (11780, 12128)]