220688040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2251}}^1$

素因数の和:2327

約数の個数: 128

約数和(自身を含む): 713433600

約数和(自身を除く): 492745560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 344, 380, 430, 456, 516, 570, 645, 760, 817, 860, 1032, 1140, 1290, 1634, 1720, 2251, 2280, 2451, 2580, 3268, 4085, 4502, 4902, 5160, 6536, 6753, 8170, 9004, 9804, 11255, 12255, 13506, 16340, 18008, 19608, 22510, 24510, 27012, 32680, 33765, 42769, 45020, 49020, 54024, 67530, 85538, 90040, 96793, 98040, 128307, 135060, 171076, 193586, 213845, 256614, 270120, 290379, 342152, 387172, 427690, 483965, 513228, 580758, 641535, 774344, 855380, 967930, 1026456, 1161516, 1283070, 1451895, 1710760, 1839067, 1935860, 2323032, 2566140, 2903790, 3678134, 3871720, 5132280, 5517201, 5807580, 7356268, 9195335, 11034402, 11615160, 14712536, 18390670, 22068804, 27586005, 36781340, 44137608, 55172010, 73562680, 110344020, 220688040]

約数ペア:

[(1, 220688040), (2, 110344020), (3, 73562680), (4, 55172010), (5, 44137608), (6, 36781340), (8, 27586005), (10, 22068804), (12, 18390670), (15, 14712536), (19, 11615160), (20, 11034402), (24, 9195335), (30, 7356268), (38, 5807580), (40, 5517201), (43, 5132280), (57, 3871720), (60, 3678134), (76, 2903790), (86, 2566140), (95, 2323032), (114, 1935860), (120, 1839067), (129, 1710760), (152, 1451895), (172, 1283070), (190, 1161516), (215, 1026456), (228, 967930), (258, 855380), (285, 774344), (344, 641535), (380, 580758), (430, 513228), (456, 483965), (516, 427690), (570, 387172), (645, 342152), (760, 290379), (817, 270120), (860, 256614), (1032, 213845), (1140, 193586), (1290, 171076), (1634, 135060), (1720, 128307), (2251, 98040), (2280, 96793), (2451, 90040), (2580, 85538), (3268, 67530), (4085, 54024), (4502, 49020), (4902, 45020), (5160, 42769), (6536, 33765), (6753, 32680), (8170, 27012), (9004, 24510), (9804, 22510), (11255, 19608), (12255, 18008), (13506, 16340)]