2311201900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1459}}^1$

素因数の和:1584

約数の個数: 144

約数和(自身を含む): 6001838080

約数和(自身を除く): 3690636180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 73, 100, 124, 140, 146, 155, 175, 217, 292, 310, 350, 365, 434, 511, 620, 700, 730, 775, 868, 1022, 1085, 1459, 1460, 1550, 1825, 2044, 2170, 2263, 2555, 2918, 3100, 3650, 4340, 4526, 5110, 5425, 5836, 7295, 7300, 9052, 10213, 10220, 10850, 11315, 12775, 14590, 15841, 20426, 21700, 22630, 25550, 29180, 31682, 36475, 40852, 45229, 45260, 51065, 51100, 56575, 63364, 72950, 79205, 90458, 102130, 106507, 113150, 145900, 158410, 180916, 204260, 213014, 226145, 226300, 255325, 316603, 316820, 396025, 426028, 452290, 510650, 532535, 633206, 745549, 792050, 904580, 1021300, 1065070, 1130725, 1266412, 1491098, 1583015, 1584100, 2130140, 2261450, 2662675, 2982196, 3166030, 3301717, 3727745, 4522900, 5325350, 6332060, 6603434, 7455490, 7915075, 10650700, 13206868, 14910980, 15830150, 16508585, 18638725, 23112019, 31660300, 33017170, 37277450, 46224038, 66034340, 74554900, 82542925, 92448076, 115560095, 165085850, 231120190, 330171700, 462240380, 577800475, 1155600950, 2311201900]

約数ペア:

[(1, 2311201900), (2, 1155600950), (4, 577800475), (5, 462240380), (7, 330171700), (10, 231120190), (14, 165085850), (20, 115560095), (25, 92448076), (28, 82542925), (31, 74554900), (35, 66034340), (50, 46224038), (62, 37277450), (70, 33017170), (73, 31660300), (100, 23112019), (124, 18638725), (140, 16508585), (146, 15830150), (155, 14910980), (175, 13206868), (217, 10650700), (292, 7915075), (310, 7455490), (350, 6603434), (365, 6332060), (434, 5325350), (511, 4522900), (620, 3727745), (700, 3301717), (730, 3166030), (775, 2982196), (868, 2662675), (1022, 2261450), (1085, 2130140), (1459, 1584100), (1460, 1583015), (1550, 1491098), (1825, 1266412), (2044, 1130725), (2170, 1065070), (2263, 1021300), (2555, 904580), (2918, 792050), (3100, 745549), (3650, 633206), (4340, 532535), (4526, 510650), (5110, 452290), (5425, 426028), (5836, 396025), (7295, 316820), (7300, 316603), (9052, 255325), (10213, 226300), (10220, 226145), (10850, 213014), (11315, 204260), (12775, 180916), (14590, 158410), (15841, 145900), (20426, 113150), (21700, 106507), (22630, 102130), (25550, 90458), (29180, 79205), (31682, 72950), (36475, 63364), (40852, 56575), (45229, 51100), (45260, 51065)]