15671229980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{773}}^1$

素因数の和:1084

約数の個数: 144

約数和(自身を含む): 38867605056

約数和(自身を除く): 23196375076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 151, 196, 245, 274, 302, 490, 548, 604, 685, 755, 773, 959, 980, 1057, 1370, 1510, 1546, 1918, 2114, 2740, 3020, 3092, 3836, 3865, 4228, 4795, 5285, 5411, 6713, 7399, 7730, 9590, 10570, 10822, 13426, 14798, 15460, 19180, 20687, 21140, 21644, 26852, 27055, 29596, 33565, 36995, 37877, 41374, 54110, 67130, 73990, 75754, 82748, 103435, 105901, 108220, 116723, 134260, 144809, 147980, 151508, 189385, 206870, 211802, 233446, 289618, 378770, 413740, 423604, 466892, 529505, 579236, 583615, 724045, 741307, 757540, 817061, 1013663, 1059010, 1167230, 1448090, 1482614, 1634122, 2027326, 2118020, 2334460, 2896180, 2965228, 3268244, 3706535, 4054652, 4085305, 5068315, 5189149, 5719427, 7413070, 8170610, 10136630, 10378298, 11438854, 14826140, 15991051, 16341220, 20273260, 20756596, 22877708, 25945745, 28597135, 31982102, 51891490, 57194270, 63964204, 79955255, 103782980, 111937357, 114388540, 159910510, 223874714, 319821020, 447749428, 559686785, 783561499, 1119373570, 1567122998, 2238747140, 3134245996, 3917807495, 7835614990, 15671229980]

約数ペア:

[(1, 15671229980), (2, 7835614990), (4, 3917807495), (5, 3134245996), (7, 2238747140), (10, 1567122998), (14, 1119373570), (20, 783561499), (28, 559686785), (35, 447749428), (49, 319821020), (70, 223874714), (98, 159910510), (137, 114388540), (140, 111937357), (151, 103782980), (196, 79955255), (245, 63964204), (274, 57194270), (302, 51891490), (490, 31982102), (548, 28597135), (604, 25945745), (685, 22877708), (755, 20756596), (773, 20273260), (959, 16341220), (980, 15991051), (1057, 14826140), (1370, 11438854), (1510, 10378298), (1546, 10136630), (1918, 8170610), (2114, 7413070), (2740, 5719427), (3020, 5189149), (3092, 5068315), (3836, 4085305), (3865, 4054652), (4228, 3706535), (4795, 3268244), (5285, 2965228), (5411, 2896180), (6713, 2334460), (7399, 2118020), (7730, 2027326), (9590, 1634122), (10570, 1482614), (10822, 1448090), (13426, 1167230), (14798, 1059010), (15460, 1013663), (19180, 817061), (20687, 757540), (21140, 741307), (21644, 724045), (26852, 583615), (27055, 579236), (29596, 529505), (33565, 466892), (36995, 423604), (37877, 413740), (41374, 378770), (54110, 289618), (67130, 233446), (73990, 211802), (75754, 206870), (82748, 189385), (103435, 151508), (105901, 147980), (108220, 144809), (116723, 134260)]