178796460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 546013440

約数和(自身を除く): 367216980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 71, 76, 94, 95, 114, 141, 142, 188, 190, 213, 228, 235, 282, 284, 285, 355, 380, 426, 470, 564, 570, 705, 710, 852, 893, 940, 1065, 1140, 1349, 1410, 1420, 1786, 2130, 2209, 2679, 2698, 2820, 3337, 3572, 4047, 4260, 4418, 4465, 5358, 5396, 6627, 6674, 6745, 8094, 8836, 8930, 10011, 10716, 11045, 13254, 13348, 13395, 13490, 16188, 16685, 17860, 20022, 20235, 22090, 26508, 26790, 26980, 33135, 33370, 40044, 40470, 41971, 44180, 50055, 53580, 63403, 66270, 66740, 80940, 83942, 100110, 125913, 126806, 132540, 156839, 167884, 190209, 200220, 209855, 251826, 253612, 313678, 317015, 380418, 419710, 470517, 503652, 627356, 629565, 634030, 760836, 784195, 839420, 941034, 951045, 1259130, 1268060, 1568390, 1882068, 1902090, 2352585, 2518260, 2979941, 3136780, 3804180, 4705170, 5959882, 8939823, 9410340, 11919764, 14899705, 17879646, 29799410, 35759292, 44699115, 59598820, 89398230, 178796460]

約数ペア:

[(1, 178796460), (2, 89398230), (3, 59598820), (4, 44699115), (5, 35759292), (6, 29799410), (10, 17879646), (12, 14899705), (15, 11919764), (19, 9410340), (20, 8939823), (30, 5959882), (38, 4705170), (47, 3804180), (57, 3136780), (60, 2979941), (71, 2518260), (76, 2352585), (94, 1902090), (95, 1882068), (114, 1568390), (141, 1268060), (142, 1259130), (188, 951045), (190, 941034), (213, 839420), (228, 784195), (235, 760836), (282, 634030), (284, 629565), (285, 627356), (355, 503652), (380, 470517), (426, 419710), (470, 380418), (564, 317015), (570, 313678), (705, 253612), (710, 251826), (852, 209855), (893, 200220), (940, 190209), (1065, 167884), (1140, 156839), (1349, 132540), (1410, 126806), (1420, 125913), (1786, 100110), (2130, 83942), (2209, 80940), (2679, 66740), (2698, 66270), (2820, 63403), (3337, 53580), (3572, 50055), (4047, 44180), (4260, 41971), (4418, 40470), (4465, 40044), (5358, 33370), (5396, 33135), (6627, 26980), (6674, 26790), (6745, 26508), (8094, 22090), (8836, 20235), (8930, 20022), (10011, 17860), (10716, 16685), (11045, 16188), (13254, 13490), (13348, 13395)]