18961567360

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{2953}}^1$

素因数の和:3178

約数の個数: 128

約数和(自身を含む): 46280908800

約数和(自身を除く): 27319341440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 127, 128, 158, 160, 254, 316, 320, 395, 508, 632, 635, 640, 790, 1016, 1264, 1270, 1580, 2032, 2528, 2540, 2953, 3160, 4064, 5056, 5080, 5906, 6320, 8128, 10033, 10112, 10160, 11812, 12640, 14765, 16256, 20066, 20320, 23624, 25280, 29530, 40132, 40640, 47248, 50165, 50560, 59060, 80264, 81280, 94496, 100330, 118120, 160528, 188992, 200660, 233287, 236240, 321056, 375031, 377984, 401320, 466574, 472480, 642112, 750062, 802640, 933148, 944960, 1166435, 1284224, 1500124, 1605280, 1866296, 1875155, 1889920, 2332870, 3000248, 3210560, 3732592, 3750310, 4665740, 6000496, 6421120, 7465184, 7500620, 9331480, 12000992, 14930368, 15001240, 18662960, 24001984, 29627449, 29860736, 30002480, 37325920, 48003968, 59254898, 60004960, 74651840, 118509796, 120009920, 148137245, 149303680, 237019592, 240019840, 296274490, 474039184, 592548980, 948078368, 1185097960, 1896156736, 2370195920, 3792313472, 4740391840, 9480783680, 18961567360]

約数ペア:

[(1, 18961567360), (2, 9480783680), (4, 4740391840), (5, 3792313472), (8, 2370195920), (10, 1896156736), (16, 1185097960), (20, 948078368), (32, 592548980), (40, 474039184), (64, 296274490), (79, 240019840), (80, 237019592), (127, 149303680), (128, 148137245), (158, 120009920), (160, 118509796), (254, 74651840), (316, 60004960), (320, 59254898), (395, 48003968), (508, 37325920), (632, 30002480), (635, 29860736), (640, 29627449), (790, 24001984), (1016, 18662960), (1264, 15001240), (1270, 14930368), (1580, 12000992), (2032, 9331480), (2528, 7500620), (2540, 7465184), (2953, 6421120), (3160, 6000496), (4064, 4665740), (5056, 3750310), (5080, 3732592), (5906, 3210560), (6320, 3000248), (8128, 2332870), (10033, 1889920), (10112, 1875155), (10160, 1866296), (11812, 1605280), (12640, 1500124), (14765, 1284224), (16256, 1166435), (20066, 944960), (20320, 933148), (23624, 802640), (25280, 750062), (29530, 642112), (40132, 472480), (40640, 466574), (47248, 401320), (50165, 377984), (50560, 375031), (59060, 321056), (80264, 236240), (81280, 233287), (94496, 200660), (100330, 188992), (118120, 160528)]