72505476

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 210430080

約数和(自身を除く): 137924604

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 27, 34, 36, 46, 51, 54, 68, 69, 92, 101, 102, 108, 138, 153, 202, 204, 207, 276, 289, 303, 306, 391, 404, 414, 459, 578, 606, 612, 621, 782, 828, 867, 909, 918, 1156, 1173, 1212, 1242, 1564, 1717, 1734, 1818, 1836, 2323, 2346, 2484, 2601, 2727, 3434, 3468, 3519, 3636, 4646, 4692, 5151, 5202, 5454, 6647, 6868, 6969, 7038, 7803, 9292, 10302, 10404, 10557, 10908, 13294, 13938, 14076, 15453, 15606, 19941, 20604, 20907, 21114, 26588, 27876, 29189, 30906, 31212, 39491, 39882, 41814, 42228, 46359, 58378, 59823, 61812, 62721, 78982, 79764, 83628, 87567, 92718, 116756, 118473, 119646, 125442, 157964, 175134, 179469, 185436, 236946, 239292, 250884, 262701, 350268, 355419, 358938, 473892, 525402, 671347, 710838, 717876, 788103, 1050804, 1066257, 1342694, 1421676, 1576206, 2014041, 2132514, 2685388, 3152412, 4028082, 4265028, 6042123, 8056164, 12084246, 18126369, 24168492, 36252738, 72505476]

約数ペア:

[(1, 72505476), (2, 36252738), (3, 24168492), (4, 18126369), (6, 12084246), (9, 8056164), (12, 6042123), (17, 4265028), (18, 4028082), (23, 3152412), (27, 2685388), (34, 2132514), (36, 2014041), (46, 1576206), (51, 1421676), (54, 1342694), (68, 1066257), (69, 1050804), (92, 788103), (101, 717876), (102, 710838), (108, 671347), (138, 525402), (153, 473892), (202, 358938), (204, 355419), (207, 350268), (276, 262701), (289, 250884), (303, 239292), (306, 236946), (391, 185436), (404, 179469), (414, 175134), (459, 157964), (578, 125442), (606, 119646), (612, 118473), (621, 116756), (782, 92718), (828, 87567), (867, 83628), (909, 79764), (918, 78982), (1156, 62721), (1173, 61812), (1212, 59823), (1242, 58378), (1564, 46359), (1717, 42228), (1734, 41814), (1818, 39882), (1836, 39491), (2323, 31212), (2346, 30906), (2484, 29189), (2601, 27876), (2727, 26588), (3434, 21114), (3468, 20907), (3519, 20604), (3636, 19941), (4646, 15606), (4692, 15453), (5151, 14076), (5202, 13938), (5454, 13294), (6647, 10908), (6868, 10557), (6969, 10404), (7038, 10302), (7803, 9292)]