15501631840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1597}}^1$

素因数の和:1765

約数の個数: 192

約数和(自身を含む): 40205168640

約数和(自身を除く): 24703536800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 103, 124, 152, 155, 160, 190, 206, 248, 304, 310, 380, 412, 496, 515, 589, 608, 620, 760, 824, 992, 1030, 1178, 1240, 1520, 1597, 1648, 1957, 2060, 2356, 2480, 2945, 3040, 3193, 3194, 3296, 3914, 4120, 4712, 4960, 5890, 6386, 6388, 7828, 7985, 8240, 9424, 9785, 11780, 12772, 12776, 15656, 15965, 15970, 16480, 18848, 19570, 23560, 25544, 25552, 30343, 31312, 31930, 31940, 39140, 47120, 49507, 51088, 51104, 60667, 60686, 62624, 63860, 63880, 78280, 94240, 99014, 102176, 121334, 121372, 127720, 127760, 151715, 156560, 164491, 198028, 242668, 242744, 247535, 255440, 255520, 303335, 303430, 313120, 328982, 396056, 485336, 485488, 495070, 510880, 606670, 606860, 657964, 792112, 822455, 940633, 970672, 970976, 990140, 1213340, 1213720, 1315928, 1584224, 1644910, 1881266, 1941344, 1980280, 2426680, 2427440, 2631856, 3125329, 3289820, 3762532, 3960560, 4703165, 4853360, 4854880, 5099221, 5263712, 6250658, 6579640, 7525064, 7921120, 9406330, 9706720, 10198442, 12501316, 13159280, 15050128, 15626645, 18812660, 20396884, 25002632, 25496105, 26318560, 30100256, 31253290, 37625320, 40793768, 50005264, 50992210, 62506580, 75250640, 81587536, 96885199, 100010528, 101984420, 125013160, 150501280, 163175072, 193770398, 203968840, 250026320, 387540796, 407937680, 484425995, 500052640, 775081592, 815875360, 968851990, 1550163184, 1937703980, 3100326368, 3875407960, 7750815920, 15501631840]

約数ペア:

[(1, 15501631840), (2, 7750815920), (4, 3875407960), (5, 3100326368), (8, 1937703980), (10, 1550163184), (16, 968851990), (19, 815875360), (20, 775081592), (31, 500052640), (32, 484425995), (38, 407937680), (40, 387540796), (62, 250026320), (76, 203968840), (80, 193770398), (95, 163175072), (103, 150501280), (124, 125013160), (152, 101984420), (155, 100010528), (160, 96885199), (190, 81587536), (206, 75250640), (248, 62506580), (304, 50992210), (310, 50005264), (380, 40793768), (412, 37625320), (496, 31253290), (515, 30100256), (589, 26318560), (608, 25496105), (620, 25002632), (760, 20396884), (824, 18812660), (992, 15626645), (1030, 15050128), (1178, 13159280), (1240, 12501316), (1520, 10198442), (1597, 9706720), (1648, 9406330), (1957, 7921120), (2060, 7525064), (2356, 6579640), (2480, 6250658), (2945, 5263712), (3040, 5099221), (3193, 4854880), (3194, 4853360), (3296, 4703165), (3914, 3960560), (4120, 3762532), (4712, 3289820), (4960, 3125329), (5890, 2631856), (6386, 2427440), (6388, 2426680), (7828, 1980280), (7985, 1941344), (8240, 1881266), (9424, 1644910), (9785, 1584224), (11780, 1315928), (12772, 1213720), (12776, 1213340), (15656, 990140), (15965, 970976), (15970, 970672), (16480, 940633), (18848, 822455), (19570, 792112), (23560, 657964), (25544, 606860), (25552, 606670), (30343, 510880), (31312, 495070), (31930, 485488), (31940, 485336), (39140, 396056), (47120, 328982), (49507, 313120), (51088, 303430), (51104, 303335), (60667, 255520), (60686, 255440), (62624, 247535), (63860, 242744), (63880, 242668), (78280, 198028), (94240, 164491), (99014, 156560), (102176, 151715), (121334, 127760), (121372, 127720)]