15849540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{599}}^1$

素因数の和:631

約数の個数: 144

約数和(自身を含む): 57456000

約数和(自身を除く): 41606460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 599, 630, 735, 756, 882, 945, 980, 1198, 1260, 1323, 1470, 1764, 1797, 1890, 2205, 2396, 2646, 2940, 2995, 3594, 3780, 4193, 4410, 5292, 5391, 5990, 6615, 7188, 8386, 8820, 8985, 10782, 11980, 12579, 13230, 16173, 16772, 17970, 20965, 21564, 25158, 26460, 26955, 29351, 32346, 35940, 37737, 41930, 50316, 53910, 58702, 62895, 64692, 75474, 80865, 83860, 88053, 107820, 113211, 117404, 125790, 146755, 150948, 161730, 176106, 188685, 226422, 251580, 264159, 293510, 323460, 352212, 377370, 440265, 452844, 528318, 566055, 587020, 754740, 792477, 880530, 1056636, 1132110, 1320795, 1584954, 1761060, 2264220, 2641590, 3169908, 3962385, 5283180, 7924770, 15849540]

約数ペア:

[(1, 15849540), (2, 7924770), (3, 5283180), (4, 3962385), (5, 3169908), (6, 2641590), (7, 2264220), (9, 1761060), (10, 1584954), (12, 1320795), (14, 1132110), (15, 1056636), (18, 880530), (20, 792477), (21, 754740), (27, 587020), (28, 566055), (30, 528318), (35, 452844), (36, 440265), (42, 377370), (45, 352212), (49, 323460), (54, 293510), (60, 264159), (63, 251580), (70, 226422), (84, 188685), (90, 176106), (98, 161730), (105, 150948), (108, 146755), (126, 125790), (135, 117404), (140, 113211), (147, 107820), (180, 88053), (189, 83860), (196, 80865), (210, 75474), (245, 64692), (252, 62895), (270, 58702), (294, 53910), (315, 50316), (378, 41930), (420, 37737), (441, 35940), (490, 32346), (540, 29351), (588, 26955), (599, 26460), (630, 25158), (735, 21564), (756, 20965), (882, 17970), (945, 16772), (980, 16173), (1198, 13230), (1260, 12579), (1323, 11980), (1470, 10782), (1764, 8985), (1797, 8820), (1890, 8386), (2205, 7188), (2396, 6615), (2646, 5990), (2940, 5391), (2995, 5292), (3594, 4410), (3780, 4193)]