15488418820

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{18973}}^1$

素因数の和:19027

約数の個数: 120

約数和(自身を含む): 40178507544

約数和(自身を除く): 24690088724

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 686, 833, 980, 1190, 1372, 1666, 1715, 2380, 2401, 3332, 3430, 4165, 4802, 5831, 6860, 8330, 9604, 11662, 12005, 16660, 18973, 23324, 24010, 29155, 37946, 40817, 48020, 58310, 75892, 81634, 94865, 116620, 132811, 163268, 189730, 204085, 265622, 322541, 379460, 408170, 531244, 645082, 664055, 816340, 929677, 1290164, 1328110, 1612705, 1859354, 2257787, 2656220, 3225410, 3718708, 4515574, 4648385, 6450820, 6507739, 9031148, 9296770, 11288935, 13015478, 15804509, 18593540, 22577870, 26030956, 31609018, 32538695, 45155740, 45554173, 63218036, 65077390, 79022545, 91108346, 110631563, 130154780, 158045090, 182216692, 221263126, 227770865, 316090180, 442526252, 455541730, 553157815, 774420941, 911083460, 1106315630, 1548841882, 2212631260, 3097683764, 3872104705, 7744209410, 15488418820]

約数ペア:

[(1, 15488418820), (2, 7744209410), (4, 3872104705), (5, 3097683764), (7, 2212631260), (10, 1548841882), (14, 1106315630), (17, 911083460), (20, 774420941), (28, 553157815), (34, 455541730), (35, 442526252), (49, 316090180), (68, 227770865), (70, 221263126), (85, 182216692), (98, 158045090), (119, 130154780), (140, 110631563), (170, 91108346), (196, 79022545), (238, 65077390), (245, 63218036), (340, 45554173), (343, 45155740), (476, 32538695), (490, 31609018), (595, 26030956), (686, 22577870), (833, 18593540), (980, 15804509), (1190, 13015478), (1372, 11288935), (1666, 9296770), (1715, 9031148), (2380, 6507739), (2401, 6450820), (3332, 4648385), (3430, 4515574), (4165, 3718708), (4802, 3225410), (5831, 2656220), (6860, 2257787), (8330, 1859354), (9604, 1612705), (11662, 1328110), (12005, 1290164), (16660, 929677), (18973, 816340), (23324, 664055), (24010, 645082), (29155, 531244), (37946, 408170), (40817, 379460), (48020, 322541), (58310, 265622), (75892, 204085), (81634, 189730), (94865, 163268), (116620, 132811)]