155706064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 331724800

約数和(自身を除く): 176018736

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 109, 127, 148, 152, 218, 254, 296, 304, 436, 508, 592, 703, 872, 1016, 1406, 1744, 2032, 2071, 2413, 2812, 4033, 4142, 4699, 4826, 5624, 8066, 8284, 9398, 9652, 11248, 13843, 16132, 16568, 18796, 19304, 27686, 32264, 33136, 37592, 38608, 55372, 64528, 75184, 76627, 89281, 110744, 153254, 178562, 221488, 263017, 306508, 357124, 512191, 526034, 613016, 714248, 1024382, 1052068, 1226032, 1428496, 2048764, 2104136, 4097528, 4208272, 8195056, 9731629, 19463258, 38926516, 77853032, 155706064]

約数ペア:

[(1, 155706064), (2, 77853032), (4, 38926516), (8, 19463258), (16, 9731629), (19, 8195056), (37, 4208272), (38, 4097528), (74, 2104136), (76, 2048764), (109, 1428496), (127, 1226032), (148, 1052068), (152, 1024382), (218, 714248), (254, 613016), (296, 526034), (304, 512191), (436, 357124), (508, 306508), (592, 263017), (703, 221488), (872, 178562), (1016, 153254), (1406, 110744), (1744, 89281), (2032, 76627), (2071, 75184), (2413, 64528), (2812, 55372), (4033, 38608), (4142, 37592), (4699, 33136), (4826, 32264), (5624, 27686), (8066, 19304), (8284, 18796), (9398, 16568), (9652, 16132), (11248, 13843)]