397500768

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:206

約数の個数: 216

約数和(自身を含む): 1345217328

約数和(自身を除く): 947716560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 37, 42, 48, 56, 63, 72, 73, 74, 84, 96, 111, 112, 126, 144, 146, 148, 168, 219, 222, 224, 252, 259, 288, 292, 296, 333, 336, 438, 444, 504, 511, 518, 584, 592, 657, 666, 672, 777, 876, 888, 1008, 1022, 1036, 1168, 1184, 1314, 1332, 1533, 1554, 1752, 1776, 2016, 2044, 2072, 2331, 2336, 2628, 2664, 2701, 3066, 3108, 3504, 3552, 4088, 4144, 4599, 4662, 5256, 5328, 5329, 5402, 6132, 6216, 7008, 8103, 8176, 8288, 9198, 9324, 10512, 10656, 10658, 10804, 12264, 12432, 15987, 16206, 16352, 18396, 18648, 18907, 21024, 21316, 21608, 24309, 24528, 24864, 31974, 32412, 36792, 37296, 37303, 37814, 42632, 43216, 47961, 48618, 49056, 56721, 63948, 64824, 73584, 74592, 74606, 75628, 85264, 86432, 95922, 97236, 111909, 113442, 127896, 129648, 147168, 149212, 151256, 170163, 170528, 191844, 194472, 197173, 223818, 226884, 255792, 259296, 298424, 302512, 335727, 340326, 383688, 388944, 394346, 447636, 453768, 511584, 591519, 596848, 605024, 671454, 680652, 767376, 777888, 788692, 895272, 907536, 1183038, 1193696, 1342908, 1361304, 1380211, 1534752, 1577384, 1774557, 1790544, 1815072, 2366076, 2685816, 2722608, 2760422, 3154768, 3549114, 3581088, 4140633, 4732152, 5371632, 5445216, 5520844, 6309536, 7098228, 8281266, 9464304, 10743264, 11041688, 12421899, 14196456, 16562532, 18928608, 22083376, 24843798, 28392912, 33125064, 44166752, 49687596, 56785824, 66250128, 99375192, 132500256, 198750384, 397500768]

約数ペア:

[(1, 397500768), (2, 198750384), (3, 132500256), (4, 99375192), (6, 66250128), (7, 56785824), (8, 49687596), (9, 44166752), (12, 33125064), (14, 28392912), (16, 24843798), (18, 22083376), (21, 18928608), (24, 16562532), (28, 14196456), (32, 12421899), (36, 11041688), (37, 10743264), (42, 9464304), (48, 8281266), (56, 7098228), (63, 6309536), (72, 5520844), (73, 5445216), (74, 5371632), (84, 4732152), (96, 4140633), (111, 3581088), (112, 3549114), (126, 3154768), (144, 2760422), (146, 2722608), (148, 2685816), (168, 2366076), (219, 1815072), (222, 1790544), (224, 1774557), (252, 1577384), (259, 1534752), (288, 1380211), (292, 1361304), (296, 1342908), (333, 1193696), (336, 1183038), (438, 907536), (444, 895272), (504, 788692), (511, 777888), (518, 767376), (584, 680652), (592, 671454), (657, 605024), (666, 596848), (672, 591519), (777, 511584), (876, 453768), (888, 447636), (1008, 394346), (1022, 388944), (1036, 383688), (1168, 340326), (1184, 335727), (1314, 302512), (1332, 298424), (1533, 259296), (1554, 255792), (1752, 226884), (1776, 223818), (2016, 197173), (2044, 194472), (2072, 191844), (2331, 170528), (2336, 170163), (2628, 151256), (2664, 149212), (2701, 147168), (3066, 129648), (3108, 127896), (3504, 113442), (3552, 111909), (4088, 97236), (4144, 95922), (4599, 86432), (4662, 85264), (5256, 75628), (5328, 74606), (5329, 74592), (5402, 73584), (6132, 64824), (6216, 63948), (7008, 56721), (8103, 49056), (8176, 48618), (8288, 47961), (9198, 43216), (9324, 42632), (10512, 37814), (10656, 37303), (10658, 37296), (10804, 36792), (12264, 32412), (12432, 31974), (15987, 24864), (16206, 24528), (16352, 24309), (18396, 21608), (18648, 21316), (18907, 21024)]