68156715640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{38113}}^1$

素因数の和:38337

約数の個数: 128

約数和(自身を含む): 174806049600

約数和(自身を除く): 106649333960

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 181, 190, 247, 260, 362, 380, 494, 520, 724, 760, 905, 988, 1235, 1448, 1810, 1976, 2353, 2470, 3439, 3620, 4706, 4940, 6878, 7240, 9412, 9880, 11765, 13756, 17195, 18824, 23530, 27512, 34390, 38113, 44707, 47060, 68780, 76226, 89414, 94120, 137560, 152452, 178828, 190565, 223535, 304904, 357656, 381130, 447070, 495469, 724147, 762260, 894140, 990938, 1448294, 1524520, 1788280, 1981876, 2477345, 2896588, 3620735, 3963752, 4954690, 5793176, 6898453, 7241470, 9413911, 9909380, 13796906, 14482940, 18827822, 19818760, 27593812, 28965880, 34492265, 37655644, 47069555, 55187624, 68984530, 75311288, 89679889, 94139110, 131070607, 137969060, 179359778, 188278220, 262141214, 275938120, 358719556, 376556440, 448399445, 524282428, 655353035, 717439112, 896798890, 1048564856, 1310706070, 1703917891, 1793597780, 2621412140, 3407835782, 3587195560, 5242824280, 6815671564, 8519589455, 13631343128, 17039178910, 34078357820, 68156715640]

約数ペア:

[(1, 68156715640), (2, 34078357820), (4, 17039178910), (5, 13631343128), (8, 8519589455), (10, 6815671564), (13, 5242824280), (19, 3587195560), (20, 3407835782), (26, 2621412140), (38, 1793597780), (40, 1703917891), (52, 1310706070), (65, 1048564856), (76, 896798890), (95, 717439112), (104, 655353035), (130, 524282428), (152, 448399445), (181, 376556440), (190, 358719556), (247, 275938120), (260, 262141214), (362, 188278220), (380, 179359778), (494, 137969060), (520, 131070607), (724, 94139110), (760, 89679889), (905, 75311288), (988, 68984530), (1235, 55187624), (1448, 47069555), (1810, 37655644), (1976, 34492265), (2353, 28965880), (2470, 27593812), (3439, 19818760), (3620, 18827822), (4706, 14482940), (4940, 13796906), (6878, 9909380), (7240, 9413911), (9412, 7241470), (9880, 6898453), (11765, 5793176), (13756, 4954690), (17195, 3963752), (18824, 3620735), (23530, 2896588), (27512, 2477345), (34390, 1981876), (38113, 1788280), (44707, 1524520), (47060, 1448294), (68780, 990938), (76226, 894140), (89414, 762260), (94120, 724147), (137560, 495469), (152452, 447070), (178828, 381130), (190565, 357656), (223535, 304904)]