72406128

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1114

約数の個数: 80

約数和(自身を含む): 200478240

約数和(自身を除く): 128072112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 89, 102, 136, 178, 204, 267, 272, 356, 408, 534, 712, 816, 997, 1068, 1424, 1513, 1994, 2136, 2991, 3026, 3988, 4272, 4539, 5982, 6052, 7976, 9078, 11964, 12104, 15952, 16949, 18156, 23928, 24208, 33898, 36312, 47856, 50847, 67796, 72624, 88733, 101694, 135592, 177466, 203388, 266199, 271184, 354932, 406776, 532398, 709864, 813552, 1064796, 1419728, 1508461, 2129592, 3016922, 4259184, 4525383, 6033844, 9050766, 12067688, 18101532, 24135376, 36203064, 72406128]

約数ペア:

[(1, 72406128), (2, 36203064), (3, 24135376), (4, 18101532), (6, 12067688), (8, 9050766), (12, 6033844), (16, 4525383), (17, 4259184), (24, 3016922), (34, 2129592), (48, 1508461), (51, 1419728), (68, 1064796), (89, 813552), (102, 709864), (136, 532398), (178, 406776), (204, 354932), (267, 271184), (272, 266199), (356, 203388), (408, 177466), (534, 135592), (712, 101694), (816, 88733), (997, 72624), (1068, 67796), (1424, 50847), (1513, 47856), (1994, 36312), (2136, 33898), (2991, 24208), (3026, 23928), (3988, 18156), (4272, 16949), (4539, 15952), (5982, 12104), (6052, 11964), (7976, 9078)]