219118900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 216

約数和(自身を含む): 646486400

約数和(自身を除く): 427367500

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 121, 130, 140, 143, 154, 175, 182, 199, 220, 242, 260, 275, 286, 308, 325, 350, 364, 385, 398, 455, 484, 550, 572, 605, 650, 700, 715, 770, 796, 847, 910, 995, 1001, 1100, 1210, 1300, 1393, 1430, 1540, 1573, 1694, 1820, 1925, 1990, 2002, 2189, 2275, 2420, 2587, 2786, 2860, 3025, 3146, 3388, 3575, 3850, 3980, 4004, 4235, 4378, 4550, 4975, 5005, 5174, 5572, 6050, 6292, 6965, 7150, 7700, 7865, 8470, 8756, 9100, 9950, 10010, 10348, 10945, 11011, 12100, 12935, 13930, 14300, 15323, 15730, 16940, 18109, 19900, 20020, 21175, 21890, 22022, 24079, 25025, 25870, 27860, 28457, 30646, 31460, 34825, 36218, 39325, 42350, 43780, 44044, 48158, 50050, 51740, 54725, 55055, 56914, 61292, 64675, 69650, 72436, 76615, 78650, 84700, 90545, 96316, 100100, 109450, 110110, 113828, 120395, 129350, 139300, 142285, 153230, 157300, 168553, 181090, 199199, 218900, 220220, 240790, 258700, 275275, 284570, 306460, 313027, 337106, 362180, 383075, 398398, 452725, 481580, 550550, 569140, 601975, 626054, 674212, 711425, 766150, 796796, 842765, 905450, 995995, 1101100, 1203950, 1252108, 1422850, 1532300, 1565135, 1685530, 1810900, 1991990, 2191189, 2407900, 2845700, 3130270, 3371060, 3983980, 4213825, 4382378, 4979975, 6260540, 7825675, 8427650, 8764756, 9959950, 10955945, 15651350, 16855300, 19919900, 21911890, 31302700, 43823780, 54779725, 109559450, 219118900]

約数ペア:

[(1, 219118900), (2, 109559450), (4, 54779725), (5, 43823780), (7, 31302700), (10, 21911890), (11, 19919900), (13, 16855300), (14, 15651350), (20, 10955945), (22, 9959950), (25, 8764756), (26, 8427650), (28, 7825675), (35, 6260540), (44, 4979975), (50, 4382378), (52, 4213825), (55, 3983980), (65, 3371060), (70, 3130270), (77, 2845700), (91, 2407900), (100, 2191189), (110, 1991990), (121, 1810900), (130, 1685530), (140, 1565135), (143, 1532300), (154, 1422850), (175, 1252108), (182, 1203950), (199, 1101100), (220, 995995), (242, 905450), (260, 842765), (275, 796796), (286, 766150), (308, 711425), (325, 674212), (350, 626054), (364, 601975), (385, 569140), (398, 550550), (455, 481580), (484, 452725), (550, 398398), (572, 383075), (605, 362180), (650, 337106), (700, 313027), (715, 306460), (770, 284570), (796, 275275), (847, 258700), (910, 240790), (995, 220220), (1001, 218900), (1100, 199199), (1210, 181090), (1300, 168553), (1393, 157300), (1430, 153230), (1540, 142285), (1573, 139300), (1694, 129350), (1820, 120395), (1925, 113828), (1990, 110110), (2002, 109450), (2189, 100100), (2275, 96316), (2420, 90545), (2587, 84700), (2786, 78650), (2860, 76615), (3025, 72436), (3146, 69650), (3388, 64675), (3575, 61292), (3850, 56914), (3980, 55055), (4004, 54725), (4235, 51740), (4378, 50050), (4550, 48158), (4975, 44044), (5005, 43780), (5174, 42350), (5572, 39325), (6050, 36218), (6292, 34825), (6965, 31460), (7150, 30646), (7700, 28457), (7865, 27860), (8470, 25870), (8756, 25025), (9100, 24079), (9950, 22022), (10010, 21890), (10348, 21175), (10945, 20020), (11011, 19900), (12100, 18109), (12935, 16940), (13930, 15730), (14300, 15323)]