187789290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2521}}^1$

素因数の和:2735

約数の個数: 64

約数和(自身を含む): 488097792

約数和(自身を除く): 300308502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 390, 573, 955, 1146, 1910, 2483, 2521, 2865, 4966, 5042, 5730, 7449, 7563, 12415, 12605, 14898, 15126, 24830, 25210, 32773, 37245, 37815, 65546, 74490, 75630, 98319, 163865, 196638, 327730, 481511, 491595, 963022, 983190, 1444533, 2407555, 2889066, 4815110, 6259643, 7222665, 12519286, 14445330, 18778929, 31298215, 37557858, 62596430, 93894645, 187789290]

約数ペア:

[(1, 187789290), (2, 93894645), (3, 62596430), (5, 37557858), (6, 31298215), (10, 18778929), (13, 14445330), (15, 12519286), (26, 7222665), (30, 6259643), (39, 4815110), (65, 2889066), (78, 2407555), (130, 1444533), (191, 983190), (195, 963022), (382, 491595), (390, 481511), (573, 327730), (955, 196638), (1146, 163865), (1910, 98319), (2483, 75630), (2521, 74490), (2865, 65546), (4966, 37815), (5042, 37245), (5730, 32773), (7449, 25210), (7563, 24830), (12415, 15126), (12605, 14898)]