213165180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:588

約数の個数: 144

約数和(自身を含む): 686693280

約数和(自身を除く): 473528100

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, 114, 157, 171, 180, 190, 228, 285, 314, 342, 380, 397, 471, 570, 628, 684, 785, 794, 855, 942, 1140, 1191, 1413, 1570, 1588, 1710, 1884, 1985, 2355, 2382, 2826, 2983, 3140, 3420, 3573, 3970, 4710, 4764, 5652, 5955, 5966, 7065, 7146, 7543, 7940, 8949, 9420, 11910, 11932, 14130, 14292, 14915, 15086, 17865, 17898, 22629, 23820, 26847, 28260, 29830, 30172, 35730, 35796, 37715, 44745, 45258, 53694, 59660, 62329, 67887, 71460, 75430, 89490, 90516, 107388, 113145, 124658, 134235, 135774, 150860, 178980, 186987, 226290, 249316, 268470, 271548, 311645, 339435, 373974, 452580, 536940, 560961, 623290, 678870, 747948, 934935, 1121922, 1184251, 1246580, 1357740, 1869870, 2243844, 2368502, 2804805, 3552753, 3739740, 4737004, 5609610, 5921255, 7105506, 10658259, 11219220, 11842510, 14211012, 17763765, 21316518, 23685020, 35527530, 42633036, 53291295, 71055060, 106582590, 213165180]

約数ペア:

[(1, 213165180), (2, 106582590), (3, 71055060), (4, 53291295), (5, 42633036), (6, 35527530), (9, 23685020), (10, 21316518), (12, 17763765), (15, 14211012), (18, 11842510), (19, 11219220), (20, 10658259), (30, 7105506), (36, 5921255), (38, 5609610), (45, 4737004), (57, 3739740), (60, 3552753), (76, 2804805), (90, 2368502), (95, 2243844), (114, 1869870), (157, 1357740), (171, 1246580), (180, 1184251), (190, 1121922), (228, 934935), (285, 747948), (314, 678870), (342, 623290), (380, 560961), (397, 536940), (471, 452580), (570, 373974), (628, 339435), (684, 311645), (785, 271548), (794, 268470), (855, 249316), (942, 226290), (1140, 186987), (1191, 178980), (1413, 150860), (1570, 135774), (1588, 134235), (1710, 124658), (1884, 113145), (1985, 107388), (2355, 90516), (2382, 89490), (2826, 75430), (2983, 71460), (3140, 67887), (3420, 62329), (3573, 59660), (3970, 53694), (4710, 45258), (4764, 44745), (5652, 37715), (5955, 35796), (5966, 35730), (7065, 30172), (7146, 29830), (7543, 28260), (7940, 26847), (8949, 23820), (9420, 22629), (11910, 17898), (11932, 17865), (14130, 15086), (14292, 14915)]