291207420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1879}}^1$

素因数の和:1945

約数の個数: 192

約数和(自身を含む): 1061222400

約数和(自身を除く): 770014980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 82, 84, 90, 105, 108, 123, 126, 135, 140, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 369, 378, 410, 420, 492, 540, 574, 615, 630, 738, 756, 820, 861, 945, 1107, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 1879, 1890, 2214, 2460, 2583, 2870, 3444, 3690, 3758, 3780, 4305, 4428, 5166, 5535, 5637, 5740, 7380, 7516, 7749, 8610, 9395, 10332, 11070, 11274, 12915, 13153, 15498, 16911, 17220, 18790, 22140, 22548, 25830, 26306, 28185, 30996, 33822, 37580, 38745, 39459, 50733, 51660, 52612, 56370, 65765, 67644, 77039, 77490, 78918, 84555, 101466, 112740, 118377, 131530, 154078, 154980, 157836, 169110, 197295, 202932, 231117, 236754, 253665, 263060, 308156, 338220, 355131, 385195, 394590, 462234, 473508, 507330, 539273, 591885, 693351, 710262, 770390, 789180, 924468, 1014660, 1078546, 1155585, 1183770, 1386702, 1420524, 1540780, 1617819, 1775655, 2080053, 2157092, 2311170, 2367540, 2696365, 2773404, 3235638, 3466755, 3551310, 4160106, 4622340, 4853457, 5392730, 6471276, 6933510, 7102620, 8089095, 8320212, 9706914, 10400265, 10785460, 13867020, 14560371, 16178190, 19413828, 20800530, 24267285, 29120742, 32356380, 41601060, 48534570, 58241484, 72801855, 97069140, 145603710, 291207420]

約数ペア:

[(1, 291207420), (2, 145603710), (3, 97069140), (4, 72801855), (5, 58241484), (6, 48534570), (7, 41601060), (9, 32356380), (10, 29120742), (12, 24267285), (14, 20800530), (15, 19413828), (18, 16178190), (20, 14560371), (21, 13867020), (27, 10785460), (28, 10400265), (30, 9706914), (35, 8320212), (36, 8089095), (41, 7102620), (42, 6933510), (45, 6471276), (54, 5392730), (60, 4853457), (63, 4622340), (70, 4160106), (82, 3551310), (84, 3466755), (90, 3235638), (105, 2773404), (108, 2696365), (123, 2367540), (126, 2311170), (135, 2157092), (140, 2080053), (164, 1775655), (180, 1617819), (189, 1540780), (205, 1420524), (210, 1386702), (246, 1183770), (252, 1155585), (270, 1078546), (287, 1014660), (315, 924468), (369, 789180), (378, 770390), (410, 710262), (420, 693351), (492, 591885), (540, 539273), (574, 507330), (615, 473508), (630, 462234), (738, 394590), (756, 385195), (820, 355131), (861, 338220), (945, 308156), (1107, 263060), (1148, 253665), (1230, 236754), (1260, 231117), (1435, 202932), (1476, 197295), (1722, 169110), (1845, 157836), (1879, 154980), (1890, 154078), (2214, 131530), (2460, 118377), (2583, 112740), (2870, 101466), (3444, 84555), (3690, 78918), (3758, 77490), (3780, 77039), (4305, 67644), (4428, 65765), (5166, 56370), (5535, 52612), (5637, 51660), (5740, 50733), (7380, 39459), (7516, 38745), (7749, 37580), (8610, 33822), (9395, 30996), (10332, 28185), (11070, 26306), (11274, 25830), (12915, 22548), (13153, 22140), (15498, 18790), (16911, 17220)]