174958420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 476195328

約数和(自身を除く): 301236908

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 434, 443, 455, 490, 620, 637, 806, 868, 886, 910, 980, 1085, 1274, 1519, 1612, 1772, 1820, 2015, 2170, 2215, 2548, 2821, 3038, 3101, 3185, 4030, 4340, 4430, 5642, 5759, 6076, 6202, 6370, 7595, 8060, 8860, 11284, 11518, 12404, 12740, 13733, 14105, 15190, 15505, 19747, 21707, 23036, 27466, 28210, 28795, 30380, 31010, 39494, 40313, 43414, 54932, 56420, 57590, 62020, 68665, 78988, 80626, 86828, 96131, 98735, 108535, 115180, 137330, 161252, 178529, 192262, 197470, 201565, 217070, 274660, 282191, 357058, 384524, 394940, 403130, 434140, 480655, 564382, 672917, 714116, 806260, 892645, 961310, 1128764, 1249703, 1345834, 1410955, 1785290, 1922620, 2499406, 2691668, 2821910, 3364585, 3570580, 4998812, 5643820, 6248515, 6729170, 8747921, 12497030, 13458340, 17495842, 24994060, 34991684, 43739605, 87479210, 174958420]

約数ペア:

[(1, 174958420), (2, 87479210), (4, 43739605), (5, 34991684), (7, 24994060), (10, 17495842), (13, 13458340), (14, 12497030), (20, 8747921), (26, 6729170), (28, 6248515), (31, 5643820), (35, 4998812), (49, 3570580), (52, 3364585), (62, 2821910), (65, 2691668), (70, 2499406), (91, 1922620), (98, 1785290), (124, 1410955), (130, 1345834), (140, 1249703), (155, 1128764), (182, 961310), (196, 892645), (217, 806260), (245, 714116), (260, 672917), (310, 564382), (364, 480655), (403, 434140), (434, 403130), (443, 394940), (455, 384524), (490, 357058), (620, 282191), (637, 274660), (806, 217070), (868, 201565), (886, 197470), (910, 192262), (980, 178529), (1085, 161252), (1274, 137330), (1519, 115180), (1612, 108535), (1772, 98735), (1820, 96131), (2015, 86828), (2170, 80626), (2215, 78988), (2548, 68665), (2821, 62020), (3038, 57590), (3101, 56420), (3185, 54932), (4030, 43414), (4340, 40313), (4430, 39494), (5642, 31010), (5759, 30380), (6076, 28795), (6202, 28210), (6370, 27466), (7595, 23036), (8060, 21707), (8860, 19747), (11284, 15505), (11518, 15190), (12404, 14105), (12740, 13733)]