2123451480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{1103}}^1$

素因数の和:1441

約数の個数: 128

約数和(自身を含む): 6505297920

約数和(自身を除く): 4381846440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 263, 305, 366, 488, 526, 610, 732, 789, 915, 1052, 1103, 1220, 1315, 1464, 1578, 1830, 2104, 2206, 2440, 2630, 3156, 3309, 3660, 3945, 4412, 5260, 5515, 6312, 6618, 7320, 7890, 8824, 10520, 11030, 13236, 15780, 16043, 16545, 22060, 26472, 31560, 32086, 33090, 44120, 48129, 64172, 66180, 67283, 80215, 96258, 128344, 132360, 134566, 160430, 192516, 201849, 240645, 269132, 290089, 320860, 336415, 385032, 403698, 481290, 538264, 580178, 641720, 672830, 807396, 870267, 962580, 1009245, 1160356, 1345660, 1450445, 1614792, 1740534, 1925160, 2018490, 2320712, 2691320, 2900890, 3481068, 4036980, 4351335, 5801780, 6962136, 8073960, 8702670, 11603560, 17405340, 17695429, 34810680, 35390858, 53086287, 70781716, 88477145, 106172574, 141563432, 176954290, 212345148, 265431435, 353908580, 424690296, 530862870, 707817160, 1061725740, 2123451480]

約数ペア:

[(1, 2123451480), (2, 1061725740), (3, 707817160), (4, 530862870), (5, 424690296), (6, 353908580), (8, 265431435), (10, 212345148), (12, 176954290), (15, 141563432), (20, 106172574), (24, 88477145), (30, 70781716), (40, 53086287), (60, 35390858), (61, 34810680), (120, 17695429), (122, 17405340), (183, 11603560), (244, 8702670), (263, 8073960), (305, 6962136), (366, 5801780), (488, 4351335), (526, 4036980), (610, 3481068), (732, 2900890), (789, 2691320), (915, 2320712), (1052, 2018490), (1103, 1925160), (1220, 1740534), (1315, 1614792), (1464, 1450445), (1578, 1345660), (1830, 1160356), (2104, 1009245), (2206, 962580), (2440, 870267), (2630, 807396), (3156, 672830), (3309, 641720), (3660, 580178), (3945, 538264), (4412, 481290), (5260, 403698), (5515, 385032), (6312, 336415), (6618, 320860), (7320, 290089), (7890, 269132), (8824, 240645), (10520, 201849), (11030, 192516), (13236, 160430), (15780, 134566), (16043, 132360), (16545, 128344), (22060, 96258), (26472, 80215), (31560, 67283), (32086, 66180), (33090, 64172), (44120, 48129)]