20801583110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:643

約数の個数: 192

約数和(自身を含む): 48906547200

約数和(自身を除く): 28104964090

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 121, 154, 155, 217, 227, 242, 310, 341, 349, 385, 434, 454, 605, 682, 698, 770, 847, 1085, 1135, 1210, 1589, 1694, 1705, 1745, 2170, 2270, 2387, 2443, 2497, 3178, 3410, 3490, 3751, 3839, 4235, 4774, 4886, 4994, 7037, 7502, 7678, 7945, 8470, 10819, 11935, 12215, 12485, 14074, 15890, 17479, 18755, 19195, 21638, 23870, 24430, 24970, 26257, 26873, 27467, 34958, 35185, 37510, 38390, 42229, 49259, 52514, 53746, 54095, 54934, 70370, 75733, 77407, 79223, 84458, 87395, 98518, 108190, 119009, 131285, 134365, 137335, 151466, 154814, 158446, 174790, 192269, 211145, 238018, 246295, 262570, 268730, 274670, 295603, 378665, 384538, 387035, 396115, 422290, 492590, 541849, 554561, 591206, 595045, 757330, 774070, 792230, 833063, 851477, 871453, 961345, 1083698, 1109122, 1190090, 1309099, 1478015, 1666126, 1702954, 1742906, 1922690, 2455913, 2618198, 2709245, 2772805, 2956030, 4165315, 4257385, 4357265, 4911826, 5418490, 5545610, 5960339, 6100171, 6545495, 8330630, 8514770, 8714530, 9163693, 9585983, 11920678, 12200342, 12279565, 13090990, 17191391, 18327386, 19171966, 24559130, 27015043, 29801695, 30500855, 34382782, 45818465, 47929915, 54030086, 59603390, 61001710, 67101881, 85956955, 91636930, 95859830, 134203762, 135075215, 171913910, 189105301, 270150430, 297165473, 335509405, 378210602, 594330946, 671018810, 945526505, 1485827365, 1891053010, 2080158311, 2971654730, 4160316622, 10400791555, 20801583110]

約数ペア:

[(1, 20801583110), (2, 10400791555), (5, 4160316622), (7, 2971654730), (10, 2080158311), (11, 1891053010), (14, 1485827365), (22, 945526505), (31, 671018810), (35, 594330946), (55, 378210602), (62, 335509405), (70, 297165473), (77, 270150430), (110, 189105301), (121, 171913910), (154, 135075215), (155, 134203762), (217, 95859830), (227, 91636930), (242, 85956955), (310, 67101881), (341, 61001710), (349, 59603390), (385, 54030086), (434, 47929915), (454, 45818465), (605, 34382782), (682, 30500855), (698, 29801695), (770, 27015043), (847, 24559130), (1085, 19171966), (1135, 18327386), (1210, 17191391), (1589, 13090990), (1694, 12279565), (1705, 12200342), (1745, 11920678), (2170, 9585983), (2270, 9163693), (2387, 8714530), (2443, 8514770), (2497, 8330630), (3178, 6545495), (3410, 6100171), (3490, 5960339), (3751, 5545610), (3839, 5418490), (4235, 4911826), (4774, 4357265), (4886, 4257385), (4994, 4165315), (7037, 2956030), (7502, 2772805), (7678, 2709245), (7945, 2618198), (8470, 2455913), (10819, 1922690), (11935, 1742906), (12215, 1702954), (12485, 1666126), (14074, 1478015), (15890, 1309099), (17479, 1190090), (18755, 1109122), (19195, 1083698), (21638, 961345), (23870, 871453), (24430, 851477), (24970, 833063), (26257, 792230), (26873, 774070), (27467, 757330), (34958, 595045), (35185, 591206), (37510, 554561), (38390, 541849), (42229, 492590), (49259, 422290), (52514, 396115), (53746, 387035), (54095, 384538), (54934, 378665), (70370, 295603), (75733, 274670), (77407, 268730), (79223, 262570), (84458, 246295), (87395, 238018), (98518, 211145), (108190, 192269), (119009, 174790), (131285, 158446), (134365, 154814), (137335, 151466)]