80361960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 285638400

約数和(自身を除く): 205276440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 79, 84, 98, 105, 120, 140, 147, 158, 168, 173, 196, 210, 237, 245, 280, 294, 316, 346, 392, 395, 420, 474, 490, 519, 553, 588, 632, 692, 735, 790, 840, 865, 948, 980, 1038, 1106, 1176, 1185, 1211, 1384, 1470, 1580, 1659, 1730, 1896, 1960, 2076, 2212, 2370, 2422, 2595, 2765, 2940, 3160, 3318, 3460, 3633, 3871, 4152, 4424, 4740, 4844, 5190, 5530, 5880, 6055, 6636, 6920, 7266, 7742, 8295, 8477, 9480, 9688, 10380, 11060, 11613, 12110, 13272, 13667, 14532, 15484, 16590, 16954, 18165, 19355, 20760, 22120, 23226, 24220, 25431, 27334, 29064, 30968, 33180, 33908, 36330, 38710, 41001, 42385, 46452, 48440, 50862, 54668, 58065, 66360, 67816, 68335, 72660, 77420, 82002, 84770, 92904, 95669, 101724, 109336, 116130, 127155, 136670, 145320, 154840, 164004, 169540, 191338, 203448, 205005, 232260, 254310, 273340, 287007, 328008, 339080, 382676, 410010, 464520, 478345, 508620, 546680, 574014, 669683, 765352, 820020, 956690, 1017240, 1148028, 1339366, 1435035, 1640040, 1913380, 2009049, 2296056, 2678732, 2870070, 3348415, 3826760, 4018098, 5357464, 5740140, 6696830, 8036196, 10045245, 11480280, 13393660, 16072392, 20090490, 26787320, 40180980, 80361960]

約数ペア:

[(1, 80361960), (2, 40180980), (3, 26787320), (4, 20090490), (5, 16072392), (6, 13393660), (7, 11480280), (8, 10045245), (10, 8036196), (12, 6696830), (14, 5740140), (15, 5357464), (20, 4018098), (21, 3826760), (24, 3348415), (28, 2870070), (30, 2678732), (35, 2296056), (40, 2009049), (42, 1913380), (49, 1640040), (56, 1435035), (60, 1339366), (70, 1148028), (79, 1017240), (84, 956690), (98, 820020), (105, 765352), (120, 669683), (140, 574014), (147, 546680), (158, 508620), (168, 478345), (173, 464520), (196, 410010), (210, 382676), (237, 339080), (245, 328008), (280, 287007), (294, 273340), (316, 254310), (346, 232260), (392, 205005), (395, 203448), (420, 191338), (474, 169540), (490, 164004), (519, 154840), (553, 145320), (588, 136670), (632, 127155), (692, 116130), (735, 109336), (790, 101724), (840, 95669), (865, 92904), (948, 84770), (980, 82002), (1038, 77420), (1106, 72660), (1176, 68335), (1185, 67816), (1211, 66360), (1384, 58065), (1470, 54668), (1580, 50862), (1659, 48440), (1730, 46452), (1896, 42385), (1960, 41001), (2076, 38710), (2212, 36330), (2370, 33908), (2422, 33180), (2595, 30968), (2765, 29064), (2940, 27334), (3160, 25431), (3318, 24220), (3460, 23226), (3633, 22120), (3871, 20760), (4152, 19355), (4424, 18165), (4740, 16954), (4844, 16590), (5190, 15484), (5530, 14532), (5880, 13667), (6055, 13272), (6636, 12110), (6920, 11613), (7266, 11060), (7742, 10380), (8295, 9688), (8477, 9480)]