61551490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 154211904

約数和(自身を除く): 92660414

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 43, 55, 65, 70, 77, 86, 91, 110, 121, 130, 143, 154, 169, 182, 215, 242, 286, 301, 338, 385, 430, 455, 473, 559, 602, 605, 715, 770, 845, 847, 910, 946, 1001, 1118, 1183, 1210, 1430, 1505, 1573, 1690, 1694, 1859, 2002, 2365, 2366, 2795, 3010, 3146, 3311, 3718, 3913, 4235, 4730, 5005, 5203, 5590, 5915, 6149, 6622, 7267, 7826, 7865, 8470, 9295, 10010, 10406, 11011, 11830, 12298, 13013, 14534, 15730, 16555, 18590, 19565, 20449, 22022, 26015, 26026, 30745, 33110, 36335, 36421, 39130, 40898, 43043, 50869, 52030, 55055, 61490, 65065, 67639, 72670, 72842, 79937, 86086, 101738, 102245, 110110, 130130, 135278, 143143, 159874, 182105, 204490, 215215, 254345, 286286, 338195, 364210, 399685, 430430, 473473, 508690, 559559, 676390, 715715, 799370, 879307, 946946, 1119118, 1431430, 1758614, 2367365, 2797795, 4396535, 4734730, 5595590, 6155149, 8793070, 12310298, 30775745, 61551490]

約数ペア:

[(1, 61551490), (2, 30775745), (5, 12310298), (7, 8793070), (10, 6155149), (11, 5595590), (13, 4734730), (14, 4396535), (22, 2797795), (26, 2367365), (35, 1758614), (43, 1431430), (55, 1119118), (65, 946946), (70, 879307), (77, 799370), (86, 715715), (91, 676390), (110, 559559), (121, 508690), (130, 473473), (143, 430430), (154, 399685), (169, 364210), (182, 338195), (215, 286286), (242, 254345), (286, 215215), (301, 204490), (338, 182105), (385, 159874), (430, 143143), (455, 135278), (473, 130130), (559, 110110), (602, 102245), (605, 101738), (715, 86086), (770, 79937), (845, 72842), (847, 72670), (910, 67639), (946, 65065), (1001, 61490), (1118, 55055), (1183, 52030), (1210, 50869), (1430, 43043), (1505, 40898), (1573, 39130), (1690, 36421), (1694, 36335), (1859, 33110), (2002, 30745), (2365, 26026), (2366, 26015), (2795, 22022), (3010, 20449), (3146, 19565), (3311, 18590), (3718, 16555), (3913, 15730), (4235, 14534), (4730, 13013), (5005, 12298), (5203, 11830), (5590, 11011), (5915, 10406), (6149, 10010), (6622, 9295), (7267, 8470), (7826, 7865)]