1230492640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 288

約数和(自身を含む): 3509231040

約数和(自身を除く): 2278738400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 26, 32, 34, 40, 46, 52, 65, 68, 80, 85, 89, 92, 104, 115, 130, 136, 160, 170, 178, 184, 208, 221, 230, 260, 272, 289, 299, 340, 356, 368, 391, 416, 442, 445, 460, 520, 544, 578, 598, 680, 712, 736, 782, 884, 890, 920, 1040, 1105, 1156, 1157, 1196, 1360, 1424, 1445, 1495, 1513, 1564, 1768, 1780, 1840, 1955, 2047, 2080, 2210, 2312, 2314, 2392, 2720, 2848, 2890, 2990, 3026, 3128, 3536, 3560, 3680, 3757, 3910, 4094, 4420, 4624, 4628, 4784, 5083, 5780, 5785, 5980, 6052, 6256, 6647, 7072, 7120, 7514, 7565, 7820, 8188, 8840, 9248, 9256, 9568, 10166, 10235, 11560, 11570, 11960, 12104, 12512, 13294, 14240, 15028, 15130, 15640, 16376, 17680, 18512, 18785, 19669, 20332, 20470, 23120, 23140, 23920, 24208, 25415, 25721, 26588, 26611, 30056, 30260, 31280, 32752, 33235, 34799, 35360, 37024, 37570, 39338, 40664, 40940, 46240, 46280, 47840, 48416, 50830, 51442, 53176, 53222, 60112, 60520, 62560, 65504, 66470, 69598, 75140, 78676, 81328, 81880, 86411, 92560, 98345, 101660, 102884, 106352, 106444, 120224, 121040, 128605, 132940, 133055, 139196, 150280, 157352, 162656, 163760, 172822, 173995, 185120, 196690, 203320, 205768, 212704, 212888, 242080, 257210, 265880, 266110, 278392, 300560, 314704, 327520, 334373, 345644, 347990, 393380, 406640, 411536, 425776, 432055, 452387, 514420, 531760, 532220, 556784, 591583, 601120, 629408, 668746, 691288, 695980, 786760, 813280, 823072, 851552, 864110, 904774, 1028840, 1063520, 1064440, 1113568, 1183166, 1337492, 1382576, 1391960, 1573520, 1671865, 1728220, 1809548, 2057680, 2128880, 2261935, 2366332, 2674984, 2765152, 2783920, 2957915, 3147040, 3343730, 3456440, 3619096, 4115360, 4257760, 4523870, 4732664, 5349968, 5567840, 5915830, 6687460, 6912880, 7238192, 7690579, 9047740, 9465328, 10699936, 11831660, 13374920, 13825760, 14476384, 15381158, 18095480, 18930656, 23663320, 26749840, 30762316, 36190960, 38452895, 47326640, 53499680, 61524632, 72381920, 76905790, 94653280, 123049264, 153811580, 246098528, 307623160, 615246320, 1230492640]

約数ペア:

[(1, 1230492640), (2, 615246320), (4, 307623160), (5, 246098528), (8, 153811580), (10, 123049264), (13, 94653280), (16, 76905790), (17, 72381920), (20, 61524632), (23, 53499680), (26, 47326640), (32, 38452895), (34, 36190960), (40, 30762316), (46, 26749840), (52, 23663320), (65, 18930656), (68, 18095480), (80, 15381158), (85, 14476384), (89, 13825760), (92, 13374920), (104, 11831660), (115, 10699936), (130, 9465328), (136, 9047740), (160, 7690579), (170, 7238192), (178, 6912880), (184, 6687460), (208, 5915830), (221, 5567840), (230, 5349968), (260, 4732664), (272, 4523870), (289, 4257760), (299, 4115360), (340, 3619096), (356, 3456440), (368, 3343730), (391, 3147040), (416, 2957915), (442, 2783920), (445, 2765152), (460, 2674984), (520, 2366332), (544, 2261935), (578, 2128880), (598, 2057680), (680, 1809548), (712, 1728220), (736, 1671865), (782, 1573520), (884, 1391960), (890, 1382576), (920, 1337492), (1040, 1183166), (1105, 1113568), (1156, 1064440), (1157, 1063520), (1196, 1028840), (1360, 904774), (1424, 864110), (1445, 851552), (1495, 823072), (1513, 813280), (1564, 786760), (1768, 695980), (1780, 691288), (1840, 668746), (1955, 629408), (2047, 601120), (2080, 591583), (2210, 556784), (2312, 532220), (2314, 531760), (2392, 514420), (2720, 452387), (2848, 432055), (2890, 425776), (2990, 411536), (3026, 406640), (3128, 393380), (3536, 347990), (3560, 345644), (3680, 334373), (3757, 327520), (3910, 314704), (4094, 300560), (4420, 278392), (4624, 266110), (4628, 265880), (4784, 257210), (5083, 242080), (5780, 212888), (5785, 212704), (5980, 205768), (6052, 203320), (6256, 196690), (6647, 185120), (7072, 173995), (7120, 172822), (7514, 163760), (7565, 162656), (7820, 157352), (8188, 150280), (8840, 139196), (9248, 133055), (9256, 132940), (9568, 128605), (10166, 121040), (10235, 120224), (11560, 106444), (11570, 106352), (11960, 102884), (12104, 101660), (12512, 98345), (13294, 92560), (14240, 86411), (15028, 81880), (15130, 81328), (15640, 78676), (16376, 75140), (17680, 69598), (18512, 66470), (18785, 65504), (19669, 62560), (20332, 60520), (20470, 60112), (23120, 53222), (23140, 53176), (23920, 51442), (24208, 50830), (25415, 48416), (25721, 47840), (26588, 46280), (26611, 46240), (30056, 40940), (30260, 40664), (31280, 39338), (32752, 37570), (33235, 37024), (34799, 35360)]