1913900220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 5887365120

約数和(自身を除く): 3973464900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 191, 311, 358, 382, 537, 573, 622, 716, 764, 895, 933, 955, 1074, 1146, 1244, 1555, 1611, 1719, 1790, 1866, 1910, 2148, 2292, 2685, 2799, 2865, 3110, 3222, 3438, 3580, 3732, 3820, 4665, 5370, 5598, 5730, 6220, 6444, 6876, 8055, 8595, 9330, 10740, 11196, 11460, 13995, 16110, 17190, 18660, 27990, 32220, 34189, 34380, 55669, 55980, 59401, 68378, 102567, 111338, 118802, 136756, 167007, 170945, 178203, 205134, 222676, 237604, 278345, 297005, 307701, 334014, 341890, 356406, 410268, 501021, 512835, 534609, 556690, 594010, 615402, 668028, 683780, 712812, 835035, 891015, 1002042, 1025670, 1069218, 1113380, 1188020, 1230804, 1538505, 1670070, 1782030, 2004084, 2051340, 2138436, 2505105, 2673045, 3077010, 3340140, 3564060, 5010210, 5346090, 6154020, 10020420, 10632779, 10692180, 21265558, 31898337, 42531116, 53163895, 63796674, 95695011, 106327790, 127593348, 159491685, 191390022, 212655580, 318983370, 382780044, 478475055, 637966740, 956950110, 1913900220]

約数ペア:

[(1, 1913900220), (2, 956950110), (3, 637966740), (4, 478475055), (5, 382780044), (6, 318983370), (9, 212655580), (10, 191390022), (12, 159491685), (15, 127593348), (18, 106327790), (20, 95695011), (30, 63796674), (36, 53163895), (45, 42531116), (60, 31898337), (90, 21265558), (179, 10692180), (180, 10632779), (191, 10020420), (311, 6154020), (358, 5346090), (382, 5010210), (537, 3564060), (573, 3340140), (622, 3077010), (716, 2673045), (764, 2505105), (895, 2138436), (933, 2051340), (955, 2004084), (1074, 1782030), (1146, 1670070), (1244, 1538505), (1555, 1230804), (1611, 1188020), (1719, 1113380), (1790, 1069218), (1866, 1025670), (1910, 1002042), (2148, 891015), (2292, 835035), (2685, 712812), (2799, 683780), (2865, 668028), (3110, 615402), (3222, 594010), (3438, 556690), (3580, 534609), (3732, 512835), (3820, 501021), (4665, 410268), (5370, 356406), (5598, 341890), (5730, 334014), (6220, 307701), (6444, 297005), (6876, 278345), (8055, 237604), (8595, 222676), (9330, 205134), (10740, 178203), (11196, 170945), (11460, 167007), (13995, 136756), (16110, 118802), (17190, 111338), (18660, 102567), (27990, 68378), (32220, 59401), (34189, 55980), (34380, 55669)]