64970388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{829}}^1$

素因数の和:1157

約数の個数: 72

約数和(自身を含む): 188522880

約数和(自身を除く): 123552492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 311, 622, 829, 933, 1244, 1658, 1866, 2177, 2487, 2799, 3316, 3732, 4354, 4974, 5598, 5803, 6531, 7461, 8708, 9948, 11196, 11606, 13062, 14922, 17409, 19593, 23212, 26124, 29844, 34818, 39186, 52227, 69636, 78372, 104454, 208908, 257819, 515638, 773457, 1031276, 1546914, 1804733, 2320371, 3093828, 3609466, 4640742, 5414199, 7218932, 9281484, 10828398, 16242597, 21656796, 32485194, 64970388]

約数ペア:

[(1, 64970388), (2, 32485194), (3, 21656796), (4, 16242597), (6, 10828398), (7, 9281484), (9, 7218932), (12, 5414199), (14, 4640742), (18, 3609466), (21, 3093828), (28, 2320371), (36, 1804733), (42, 1546914), (63, 1031276), (84, 773457), (126, 515638), (252, 257819), (311, 208908), (622, 104454), (829, 78372), (933, 69636), (1244, 52227), (1658, 39186), (1866, 34818), (2177, 29844), (2487, 26124), (2799, 23212), (3316, 19593), (3732, 17409), (4354, 14922), (4974, 13062), (5598, 11606), (5803, 11196), (6531, 9948), (7461, 8708)]