152802560

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 395391360

約数和(自身を除く): 242588800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 103, 122, 128, 152, 160, 190, 206, 244, 256, 304, 305, 320, 380, 412, 488, 515, 608, 610, 640, 760, 824, 976, 1030, 1159, 1216, 1220, 1280, 1520, 1648, 1952, 1957, 2060, 2318, 2432, 2440, 3040, 3296, 3904, 3914, 4120, 4636, 4864, 4880, 5795, 6080, 6283, 6592, 7808, 7828, 8240, 9272, 9760, 9785, 11590, 12160, 12566, 13184, 15616, 15656, 16480, 18544, 19520, 19570, 23180, 24320, 25132, 26368, 31312, 31415, 32960, 37088, 39040, 39140, 46360, 50264, 62624, 62830, 65920, 74176, 78080, 78280, 92720, 100528, 119377, 125248, 125660, 131840, 148352, 156560, 185440, 201056, 238754, 250496, 251320, 296704, 313120, 370880, 402112, 477508, 500992, 502640, 596885, 626240, 741760, 804224, 955016, 1005280, 1193770, 1252480, 1483520, 1608448, 1910032, 2010560, 2387540, 2504960, 3820064, 4021120, 4775080, 7640128, 8042240, 9550160, 15280256, 19100320, 30560512, 38200640, 76401280, 152802560]

約数ペア:

[(1, 152802560), (2, 76401280), (4, 38200640), (5, 30560512), (8, 19100320), (10, 15280256), (16, 9550160), (19, 8042240), (20, 7640128), (32, 4775080), (38, 4021120), (40, 3820064), (61, 2504960), (64, 2387540), (76, 2010560), (80, 1910032), (95, 1608448), (103, 1483520), (122, 1252480), (128, 1193770), (152, 1005280), (160, 955016), (190, 804224), (206, 741760), (244, 626240), (256, 596885), (304, 502640), (305, 500992), (320, 477508), (380, 402112), (412, 370880), (488, 313120), (515, 296704), (608, 251320), (610, 250496), (640, 238754), (760, 201056), (824, 185440), (976, 156560), (1030, 148352), (1159, 131840), (1216, 125660), (1220, 125248), (1280, 119377), (1520, 100528), (1648, 92720), (1952, 78280), (1957, 78080), (2060, 74176), (2318, 65920), (2432, 62830), (2440, 62624), (3040, 50264), (3296, 46360), (3904, 39140), (3914, 39040), (4120, 37088), (4636, 32960), (4864, 31415), (4880, 31312), (5795, 26368), (6080, 25132), (6283, 24320), (6592, 23180), (7808, 19570), (7828, 19520), (8240, 18544), (9272, 16480), (9760, 15656), (9785, 15616), (11590, 13184), (12160, 12566)]