72708552

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 235682460

約数和(自身を除く): 162973908

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 42, 49, 56, 63, 72, 74, 84, 98, 111, 126, 147, 148, 168, 196, 222, 252, 259, 294, 296, 333, 392, 441, 444, 504, 518, 557, 588, 666, 777, 882, 888, 1036, 1114, 1176, 1332, 1554, 1671, 1764, 1813, 2072, 2228, 2331, 2664, 3108, 3342, 3528, 3626, 3899, 4456, 4662, 5013, 5439, 6216, 6684, 7252, 7798, 9324, 10026, 10878, 11697, 13368, 14504, 15596, 16317, 18648, 20052, 20609, 21756, 23394, 27293, 31192, 32634, 35091, 40104, 41218, 43512, 46788, 54586, 61827, 65268, 70182, 81879, 82436, 93576, 109172, 123654, 130536, 140364, 144263, 163758, 164872, 185481, 218344, 245637, 247308, 280728, 288526, 327516, 370962, 432789, 491274, 494616, 577052, 655032, 741924, 865578, 982548, 1009841, 1154104, 1298367, 1483848, 1731156, 1965096, 2019682, 2596734, 3029523, 3462312, 4039364, 5193468, 6059046, 8078728, 9088569, 10386936, 12118092, 18177138, 24236184, 36354276, 72708552]

約数ペア:

[(1, 72708552), (2, 36354276), (3, 24236184), (4, 18177138), (6, 12118092), (7, 10386936), (8, 9088569), (9, 8078728), (12, 6059046), (14, 5193468), (18, 4039364), (21, 3462312), (24, 3029523), (28, 2596734), (36, 2019682), (37, 1965096), (42, 1731156), (49, 1483848), (56, 1298367), (63, 1154104), (72, 1009841), (74, 982548), (84, 865578), (98, 741924), (111, 655032), (126, 577052), (147, 494616), (148, 491274), (168, 432789), (196, 370962), (222, 327516), (252, 288526), (259, 280728), (294, 247308), (296, 245637), (333, 218344), (392, 185481), (441, 164872), (444, 163758), (504, 144263), (518, 140364), (557, 130536), (588, 123654), (666, 109172), (777, 93576), (882, 82436), (888, 81879), (1036, 70182), (1114, 65268), (1176, 61827), (1332, 54586), (1554, 46788), (1671, 43512), (1764, 41218), (1813, 40104), (2072, 35091), (2228, 32634), (2331, 31192), (2664, 27293), (3108, 23394), (3342, 21756), (3528, 20609), (3626, 20052), (3899, 18648), (4456, 16317), (4662, 15596), (5013, 14504), (5439, 13368), (6216, 11697), (6684, 10878), (7252, 10026), (7798, 9324)]