21122602020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2467}}^1\times {\mathrm{3659}}^1$

素因数の和:6154

約数の個数: 144

約数和(自身を含む): 69047334720

約数和(自身を除く): 47924732700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 2467, 3659, 4934, 7318, 7401, 9868, 10977, 12335, 14636, 14802, 18295, 21954, 22203, 24670, 29604, 32071, 32931, 36590, 37005, 43908, 44406, 47567, 49340, 54885, 64142, 65862, 73180, 74010, 88812, 95134, 96213, 109770, 111015, 128284, 131724, 142701, 148020, 160355, 164655, 190268, 192426, 219540, 222030, 237835, 285402, 288639, 320710, 329310, 384852, 428103, 444060, 475670, 481065, 570804, 577278, 641420, 658620, 713505, 856206, 951340, 962130, 1154556, 1427010, 1443195, 1712412, 1924260, 2140515, 2854020, 2886390, 4281030, 5772780, 8562060, 9026753, 18053506, 27080259, 36107012, 45133765, 54160518, 81240777, 90267530, 108321036, 117347789, 135401295, 162481554, 180535060, 234695578, 270802590, 324963108, 352043367, 406203885, 469391156, 541605180, 586738945, 704086734, 812407770, 1056130101, 1173477890, 1408173468, 1624815540, 1760216835, 2112260202, 2346955780, 3520433670, 4224520404, 5280650505, 7040867340, 10561301010, 21122602020]

約数ペア:

[(1, 21122602020), (2, 10561301010), (3, 7040867340), (4, 5280650505), (5, 4224520404), (6, 3520433670), (9, 2346955780), (10, 2112260202), (12, 1760216835), (13, 1624815540), (15, 1408173468), (18, 1173477890), (20, 1056130101), (26, 812407770), (30, 704086734), (36, 586738945), (39, 541605180), (45, 469391156), (52, 406203885), (60, 352043367), (65, 324963108), (78, 270802590), (90, 234695578), (117, 180535060), (130, 162481554), (156, 135401295), (180, 117347789), (195, 108321036), (234, 90267530), (260, 81240777), (390, 54160518), (468, 45133765), (585, 36107012), (780, 27080259), (1170, 18053506), (2340, 9026753), (2467, 8562060), (3659, 5772780), (4934, 4281030), (7318, 2886390), (7401, 2854020), (9868, 2140515), (10977, 1924260), (12335, 1712412), (14636, 1443195), (14802, 1427010), (18295, 1154556), (21954, 962130), (22203, 951340), (24670, 856206), (29604, 713505), (32071, 658620), (32931, 641420), (36590, 577278), (37005, 570804), (43908, 481065), (44406, 475670), (47567, 444060), (49340, 428103), (54885, 384852), (64142, 329310), (65862, 320710), (73180, 288639), (74010, 285402), (88812, 237835), (95134, 222030), (96213, 219540), (109770, 192426), (111015, 190268), (128284, 164655), (131724, 160355), (142701, 148020)]