2221395120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{440753}}^1$

素因数の和:440779

約数の個数: 120

約数和(自身を含む): 8525945376

約数和(自身を除く): 6304550256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 440753, 881506, 1322259, 1763012, 2203765, 2644518, 3085271, 3526024, 3966777, 4407530, 5289036, 6170542, 6611295, 7052048, 7933554, 8815060, 9255813, 10578072, 12341084, 13222590, 15426355, 15867108, 17630120, 18511626, 19833885, 21156144, 24682168, 26445180, 27767439, 30852710, 31734216, 35260240, 37023252, 39667770, 46279065, 49364336, 52890360, 55534878, 61705420, 63468432, 74046504, 79335540, 92558130, 105780720, 111069756, 123410840, 138837195, 148093008, 158671080, 185116260, 222139512, 246821680, 277674390, 317342160, 370232520, 444279024, 555348780, 740465040, 1110697560, 2221395120]

約数ペア:

[(1, 2221395120), (2, 1110697560), (3, 740465040), (4, 555348780), (5, 444279024), (6, 370232520), (7, 317342160), (8, 277674390), (9, 246821680), (10, 222139512), (12, 185116260), (14, 158671080), (15, 148093008), (16, 138837195), (18, 123410840), (20, 111069756), (21, 105780720), (24, 92558130), (28, 79335540), (30, 74046504), (35, 63468432), (36, 61705420), (40, 55534878), (42, 52890360), (45, 49364336), (48, 46279065), (56, 39667770), (60, 37023252), (63, 35260240), (70, 31734216), (72, 30852710), (80, 27767439), (84, 26445180), (90, 24682168), (105, 21156144), (112, 19833885), (120, 18511626), (126, 17630120), (140, 15867108), (144, 15426355), (168, 13222590), (180, 12341084), (210, 10578072), (240, 9255813), (252, 8815060), (280, 7933554), (315, 7052048), (336, 6611295), (360, 6170542), (420, 5289036), (504, 4407530), (560, 3966777), (630, 3526024), (720, 3085271), (840, 2644518), (1008, 2203765), (1260, 1763012), (1680, 1322259), (2520, 881506), (5040, 440753)]