72897440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 192

約数和(自身を含む): 220485888

約数和(自身を除く): 147588448

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 97, 110, 112, 122, 140, 154, 160, 176, 194, 220, 224, 244, 280, 305, 308, 352, 385, 388, 427, 440, 485, 488, 560, 610, 616, 671, 679, 770, 776, 854, 880, 970, 976, 1067, 1120, 1220, 1232, 1342, 1358, 1540, 1552, 1708, 1760, 1940, 1952, 2134, 2135, 2440, 2464, 2684, 2716, 3080, 3104, 3355, 3395, 3416, 3880, 4268, 4270, 4697, 4880, 5335, 5368, 5432, 5917, 6160, 6710, 6790, 6832, 7469, 7760, 8536, 8540, 9394, 9760, 10670, 10736, 10864, 11834, 12320, 13420, 13580, 13664, 14938, 15520, 17072, 17080, 18788, 21340, 21472, 21728, 23485, 23668, 26840, 27160, 29585, 29876, 34144, 34160, 37345, 37576, 41419, 42680, 46970, 47336, 53680, 54320, 59170, 59752, 65087, 68320, 74690, 75152, 82838, 85360, 93940, 94672, 107360, 108640, 118340, 119504, 130174, 149380, 150304, 165676, 170720, 187880, 189344, 207095, 236680, 239008, 260348, 298760, 325435, 331352, 375760, 414190, 455609, 473360, 520696, 597520, 650870, 662704, 751520, 828380, 911218, 946720, 1041392, 1195040, 1301740, 1325408, 1656760, 1822436, 2082784, 2278045, 2603480, 3313520, 3644872, 4556090, 5206960, 6627040, 7289744, 9112180, 10413920, 14579488, 18224360, 36448720, 72897440]

約数ペア:

[(1, 72897440), (2, 36448720), (4, 18224360), (5, 14579488), (7, 10413920), (8, 9112180), (10, 7289744), (11, 6627040), (14, 5206960), (16, 4556090), (20, 3644872), (22, 3313520), (28, 2603480), (32, 2278045), (35, 2082784), (40, 1822436), (44, 1656760), (55, 1325408), (56, 1301740), (61, 1195040), (70, 1041392), (77, 946720), (80, 911218), (88, 828380), (97, 751520), (110, 662704), (112, 650870), (122, 597520), (140, 520696), (154, 473360), (160, 455609), (176, 414190), (194, 375760), (220, 331352), (224, 325435), (244, 298760), (280, 260348), (305, 239008), (308, 236680), (352, 207095), (385, 189344), (388, 187880), (427, 170720), (440, 165676), (485, 150304), (488, 149380), (560, 130174), (610, 119504), (616, 118340), (671, 108640), (679, 107360), (770, 94672), (776, 93940), (854, 85360), (880, 82838), (970, 75152), (976, 74690), (1067, 68320), (1120, 65087), (1220, 59752), (1232, 59170), (1342, 54320), (1358, 53680), (1540, 47336), (1552, 46970), (1708, 42680), (1760, 41419), (1940, 37576), (1952, 37345), (2134, 34160), (2135, 34144), (2440, 29876), (2464, 29585), (2684, 27160), (2716, 26840), (3080, 23668), (3104, 23485), (3355, 21728), (3395, 21472), (3416, 21340), (3880, 18788), (4268, 17080), (4270, 17072), (4697, 15520), (4880, 14938), (5335, 13664), (5368, 13580), (5432, 13420), (5917, 12320), (6160, 11834), (6710, 10864), (6790, 10736), (6832, 10670), (7469, 9760), (7760, 9394), (8536, 8540)]