71421012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 211341312

約数和(自身を除く): 139920300

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 47, 51, 52, 68, 78, 94, 102, 117, 141, 153, 156, 188, 191, 204, 221, 234, 282, 306, 382, 423, 442, 468, 564, 573, 611, 612, 663, 764, 799, 846, 884, 1146, 1222, 1326, 1598, 1692, 1719, 1833, 1989, 2292, 2397, 2444, 2483, 2652, 3196, 3247, 3438, 3666, 3978, 4794, 4966, 5499, 6494, 6876, 7191, 7332, 7449, 7956, 8977, 9588, 9741, 9932, 10387, 10998, 12988, 14382, 14898, 17954, 19482, 20774, 21996, 22347, 26931, 28764, 29223, 29796, 31161, 35908, 38964, 41548, 42211, 44694, 53862, 58446, 62322, 80793, 84422, 89388, 93483, 107724, 116701, 116892, 124644, 126633, 152609, 161586, 168844, 186966, 233402, 253266, 305218, 323172, 350103, 373932, 379899, 457827, 466804, 506532, 610436, 700206, 759798, 915654, 1050309, 1373481, 1400412, 1519596, 1831308, 1983917, 2100618, 2746962, 3967834, 4201236, 5493924, 5951751, 7935668, 11903502, 17855253, 23807004, 35710506, 71421012]

約数ペア:

[(1, 71421012), (2, 35710506), (3, 23807004), (4, 17855253), (6, 11903502), (9, 7935668), (12, 5951751), (13, 5493924), (17, 4201236), (18, 3967834), (26, 2746962), (34, 2100618), (36, 1983917), (39, 1831308), (47, 1519596), (51, 1400412), (52, 1373481), (68, 1050309), (78, 915654), (94, 759798), (102, 700206), (117, 610436), (141, 506532), (153, 466804), (156, 457827), (188, 379899), (191, 373932), (204, 350103), (221, 323172), (234, 305218), (282, 253266), (306, 233402), (382, 186966), (423, 168844), (442, 161586), (468, 152609), (564, 126633), (573, 124644), (611, 116892), (612, 116701), (663, 107724), (764, 93483), (799, 89388), (846, 84422), (884, 80793), (1146, 62322), (1222, 58446), (1326, 53862), (1598, 44694), (1692, 42211), (1719, 41548), (1833, 38964), (1989, 35908), (2292, 31161), (2397, 29796), (2444, 29223), (2483, 28764), (2652, 26931), (3196, 22347), (3247, 21996), (3438, 20774), (3666, 19482), (3978, 17954), (4794, 14898), (4966, 14382), (5499, 12988), (6494, 10998), (6876, 10387), (7191, 9932), (7332, 9741), (7449, 9588), (7956, 8977)]