189938240

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 112

約数和(自身を含む): 479291904

約数和(自身を除く): 289353664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 155, 160, 164, 205, 248, 310, 320, 328, 410, 467, 496, 620, 656, 820, 934, 992, 1240, 1271, 1312, 1640, 1868, 1984, 2335, 2480, 2542, 2624, 3280, 3736, 4670, 4960, 5084, 6355, 6560, 7472, 9340, 9920, 10168, 12710, 13120, 14477, 14944, 18680, 19147, 20336, 25420, 28954, 29888, 37360, 38294, 40672, 50840, 57908, 72385, 74720, 76588, 81344, 95735, 101680, 115816, 144770, 149440, 153176, 191470, 203360, 231632, 289540, 306352, 382940, 406720, 463264, 579080, 593557, 612704, 765880, 926528, 1158160, 1187114, 1225408, 1531760, 2316320, 2374228, 2967785, 3063520, 4632640, 4748456, 5935570, 6127040, 9496912, 11871140, 18993824, 23742280, 37987648, 47484560, 94969120, 189938240]

約数ペア:

[(1, 189938240), (2, 94969120), (4, 47484560), (5, 37987648), (8, 23742280), (10, 18993824), (16, 11871140), (20, 9496912), (31, 6127040), (32, 5935570), (40, 4748456), (41, 4632640), (62, 3063520), (64, 2967785), (80, 2374228), (82, 2316320), (124, 1531760), (155, 1225408), (160, 1187114), (164, 1158160), (205, 926528), (248, 765880), (310, 612704), (320, 593557), (328, 579080), (410, 463264), (467, 406720), (496, 382940), (620, 306352), (656, 289540), (820, 231632), (934, 203360), (992, 191470), (1240, 153176), (1271, 149440), (1312, 144770), (1640, 115816), (1868, 101680), (1984, 95735), (2335, 81344), (2480, 76588), (2542, 74720), (2624, 72385), (3280, 57908), (3736, 50840), (4670, 40672), (4960, 38294), (5084, 37360), (6355, 29888), (6560, 28954), (7472, 25420), (9340, 20336), (9920, 19147), (10168, 18680), (12710, 14944), (13120, 14477)]