978378830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 2184247296

約数和(自身を除く): 1205868466

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 26, 46, 55, 65, 110, 115, 130, 143, 151, 197, 230, 253, 286, 299, 302, 394, 506, 598, 715, 755, 985, 1265, 1430, 1495, 1510, 1661, 1963, 1970, 2167, 2530, 2561, 2990, 3289, 3322, 3473, 3926, 4334, 4531, 5122, 6578, 6946, 8305, 9062, 9815, 10835, 12805, 16445, 16610, 17365, 19630, 21593, 21670, 22655, 25610, 28171, 29747, 32890, 34730, 38203, 43186, 45149, 45310, 49841, 56342, 58903, 59494, 76406, 90298, 99682, 107965, 117806, 140855, 148735, 191015, 215930, 225745, 249205, 281710, 294515, 297470, 327217, 382030, 386711, 451490, 496639, 498410, 589030, 647933, 654434, 684181, 773422, 993278, 1295866, 1368362, 1636085, 1933555, 2483195, 3239665, 3272170, 3420905, 3867110, 4253821, 4966390, 6479330, 6841810, 7525991, 8507642, 8894353, 15051982, 17788706, 21269105, 37629955, 42538210, 44471765, 75259910, 88943530, 97837883, 195675766, 489189415, 978378830]

約数ペア:

[(1, 978378830), (2, 489189415), (5, 195675766), (10, 97837883), (11, 88943530), (13, 75259910), (22, 44471765), (23, 42538210), (26, 37629955), (46, 21269105), (55, 17788706), (65, 15051982), (110, 8894353), (115, 8507642), (130, 7525991), (143, 6841810), (151, 6479330), (197, 4966390), (230, 4253821), (253, 3867110), (286, 3420905), (299, 3272170), (302, 3239665), (394, 2483195), (506, 1933555), (598, 1636085), (715, 1368362), (755, 1295866), (985, 993278), (1265, 773422), (1430, 684181), (1495, 654434), (1510, 647933), (1661, 589030), (1963, 498410), (1970, 496639), (2167, 451490), (2530, 386711), (2561, 382030), (2990, 327217), (3289, 297470), (3322, 294515), (3473, 281710), (3926, 249205), (4334, 225745), (4531, 215930), (5122, 191015), (6578, 148735), (6946, 140855), (8305, 117806), (9062, 107965), (9815, 99682), (10835, 90298), (12805, 76406), (16445, 59494), (16610, 58903), (17365, 56342), (19630, 49841), (21593, 45310), (21670, 45149), (22655, 43186), (25610, 38203), (28171, 34730), (29747, 32890)]