1975969980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{5113}}^1$

素因数の和:5260

約数の個数: 144

約数和(自身を含む): 6366316320

約数和(自身を除く): 4390346340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 113, 114, 171, 180, 190, 226, 228, 285, 339, 342, 380, 452, 565, 570, 678, 684, 855, 1017, 1130, 1140, 1356, 1695, 1710, 2034, 2147, 2260, 3390, 3420, 4068, 4294, 5085, 5113, 6441, 6780, 8588, 10170, 10226, 10735, 12882, 15339, 19323, 20340, 20452, 21470, 25565, 25764, 30678, 32205, 38646, 42940, 46017, 51130, 61356, 64410, 76695, 77292, 92034, 96615, 97147, 102260, 128820, 153390, 184068, 193230, 194294, 230085, 291441, 306780, 386460, 388588, 460170, 485735, 577769, 582882, 874323, 920340, 971470, 1155538, 1165764, 1457205, 1733307, 1748646, 1942940, 2311076, 2888845, 2914410, 3466614, 3497292, 4371615, 5199921, 5777690, 5828820, 6933228, 8666535, 8743230, 10399842, 10977611, 11555380, 17333070, 17486460, 20799684, 21955222, 25999605, 32932833, 34666140, 43910444, 51999210, 54888055, 65865666, 98798499, 103998420, 109776110, 131731332, 164664165, 197596998, 219552220, 329328330, 395193996, 493992495, 658656660, 987984990, 1975969980]

約数ペア:

[(1, 1975969980), (2, 987984990), (3, 658656660), (4, 493992495), (5, 395193996), (6, 329328330), (9, 219552220), (10, 197596998), (12, 164664165), (15, 131731332), (18, 109776110), (19, 103998420), (20, 98798499), (30, 65865666), (36, 54888055), (38, 51999210), (45, 43910444), (57, 34666140), (60, 32932833), (76, 25999605), (90, 21955222), (95, 20799684), (113, 17486460), (114, 17333070), (171, 11555380), (180, 10977611), (190, 10399842), (226, 8743230), (228, 8666535), (285, 6933228), (339, 5828820), (342, 5777690), (380, 5199921), (452, 4371615), (565, 3497292), (570, 3466614), (678, 2914410), (684, 2888845), (855, 2311076), (1017, 1942940), (1130, 1748646), (1140, 1733307), (1356, 1457205), (1695, 1165764), (1710, 1155538), (2034, 971470), (2147, 920340), (2260, 874323), (3390, 582882), (3420, 577769), (4068, 485735), (4294, 460170), (5085, 388588), (5113, 386460), (6441, 306780), (6780, 291441), (8588, 230085), (10170, 194294), (10226, 193230), (10735, 184068), (12882, 153390), (15339, 128820), (19323, 102260), (20340, 97147), (20452, 96615), (21470, 92034), (25565, 77292), (25764, 76695), (30678, 64410), (32205, 61356), (38646, 51130), (42940, 46017)]