2019780900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{6863}}^1$

素因数の和:6995

約数の個数: 144

約数和(自身を含む): 6553747200

約数和(自身を除く): 4533966300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 109, 135, 150, 180, 218, 225, 270, 300, 327, 436, 450, 540, 545, 654, 675, 900, 981, 1090, 1308, 1350, 1635, 1962, 2180, 2700, 2725, 2943, 3270, 3924, 4905, 5450, 5886, 6540, 6863, 8175, 9810, 10900, 11772, 13726, 14715, 16350, 19620, 20589, 24525, 27452, 29430, 32700, 34315, 41178, 49050, 58860, 61767, 68630, 73575, 82356, 98100, 102945, 123534, 137260, 147150, 171575, 185301, 205890, 247068, 294300, 308835, 343150, 370602, 411780, 514725, 617670, 686300, 741204, 748067, 926505, 1029450, 1235340, 1496134, 1544175, 1853010, 2058900, 2244201, 2992268, 3088350, 3706020, 3740335, 4488402, 4632525, 6176700, 6732603, 7480670, 8976804, 9265050, 11221005, 13465206, 14961340, 18530100, 18701675, 20197809, 22442010, 26930412, 33663015, 37403350, 40395618, 44884020, 56105025, 67326030, 74806700, 80791236, 100989045, 112210050, 134652060, 168315075, 201978090, 224420100, 336630150, 403956180, 504945225, 673260300, 1009890450, 2019780900]

約数ペア:

[(1, 2019780900), (2, 1009890450), (3, 673260300), (4, 504945225), (5, 403956180), (6, 336630150), (9, 224420100), (10, 201978090), (12, 168315075), (15, 134652060), (18, 112210050), (20, 100989045), (25, 80791236), (27, 74806700), (30, 67326030), (36, 56105025), (45, 44884020), (50, 40395618), (54, 37403350), (60, 33663015), (75, 26930412), (90, 22442010), (100, 20197809), (108, 18701675), (109, 18530100), (135, 14961340), (150, 13465206), (180, 11221005), (218, 9265050), (225, 8976804), (270, 7480670), (300, 6732603), (327, 6176700), (436, 4632525), (450, 4488402), (540, 3740335), (545, 3706020), (654, 3088350), (675, 2992268), (900, 2244201), (981, 2058900), (1090, 1853010), (1308, 1544175), (1350, 1496134), (1635, 1235340), (1962, 1029450), (2180, 926505), (2700, 748067), (2725, 741204), (2943, 686300), (3270, 617670), (3924, 514725), (4905, 411780), (5450, 370602), (5886, 343150), (6540, 308835), (6863, 294300), (8175, 247068), (9810, 205890), (10900, 185301), (11772, 171575), (13726, 147150), (14715, 137260), (16350, 123534), (19620, 102945), (20589, 98100), (24525, 82356), (27452, 73575), (29430, 68630), (32700, 61767), (34315, 58860), (41178, 49050)]