219148020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:839

約数の個数: 288

約数和(自身を含む): 867379968

約数和(自身を除く): 648231948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 60, 63, 65, 68, 70, 78, 84, 85, 90, 91, 102, 105, 117, 119, 126, 130, 140, 153, 156, 170, 180, 182, 195, 204, 210, 221, 234, 238, 252, 255, 260, 273, 306, 315, 340, 357, 364, 390, 420, 442, 455, 468, 476, 510, 546, 585, 595, 612, 630, 663, 714, 765, 780, 787, 819, 884, 910, 1020, 1071, 1092, 1105, 1170, 1190, 1260, 1326, 1365, 1428, 1530, 1547, 1574, 1638, 1785, 1820, 1989, 2142, 2210, 2340, 2361, 2380, 2652, 2730, 3060, 3094, 3148, 3276, 3315, 3570, 3935, 3978, 4095, 4284, 4420, 4641, 4722, 5355, 5460, 5509, 6188, 6630, 7083, 7140, 7735, 7870, 7956, 8190, 9282, 9444, 9945, 10231, 10710, 11018, 11805, 13260, 13379, 13923, 14166, 15470, 15740, 16380, 16527, 18564, 19890, 20462, 21420, 22036, 23205, 23610, 26758, 27545, 27846, 28332, 30693, 30940, 33054, 35415, 39780, 40137, 40924, 46410, 47220, 49581, 51155, 53516, 55090, 55692, 61386, 66108, 66895, 69615, 70830, 71617, 80274, 82635, 92079, 92820, 93653, 99162, 102310, 110180, 120411, 122772, 133790, 139230, 141660, 143234, 153465, 160548, 165270, 173927, 184158, 187306, 198324, 200685, 204620, 214851, 240822, 247905, 267580, 278460, 280959, 286468, 306930, 330540, 347854, 358085, 368316, 374612, 401370, 429702, 460395, 468265, 481644, 495810, 521781, 561918, 602055, 613860, 644553, 695708, 716170, 802740, 842877, 859404, 869635, 920790, 936530, 991620, 1043562, 1074255, 1123836, 1204110, 1217489, 1289106, 1404795, 1432340, 1565343, 1685754, 1739270, 1841580, 1873060, 2087124, 2148510, 2408220, 2434978, 2578212, 2608905, 2809590, 3130686, 3222765, 3371508, 3478540, 3652467, 4214385, 4297020, 4869956, 5217810, 5619180, 6087445, 6261372, 6445530, 7304934, 7826715, 8428770, 10435620, 10957401, 12174890, 12891060, 14609868, 15653430, 16857540, 18262335, 21914802, 24349780, 31306860, 36524670, 43829604, 54787005, 73049340, 109574010, 219148020]

約数ペア:

[(1, 219148020), (2, 109574010), (3, 73049340), (4, 54787005), (5, 43829604), (6, 36524670), (7, 31306860), (9, 24349780), (10, 21914802), (12, 18262335), (13, 16857540), (14, 15653430), (15, 14609868), (17, 12891060), (18, 12174890), (20, 10957401), (21, 10435620), (26, 8428770), (28, 7826715), (30, 7304934), (34, 6445530), (35, 6261372), (36, 6087445), (39, 5619180), (42, 5217810), (45, 4869956), (51, 4297020), (52, 4214385), (60, 3652467), (63, 3478540), (65, 3371508), (68, 3222765), (70, 3130686), (78, 2809590), (84, 2608905), (85, 2578212), (90, 2434978), (91, 2408220), (102, 2148510), (105, 2087124), (117, 1873060), (119, 1841580), (126, 1739270), (130, 1685754), (140, 1565343), (153, 1432340), (156, 1404795), (170, 1289106), (180, 1217489), (182, 1204110), (195, 1123836), (204, 1074255), (210, 1043562), (221, 991620), (234, 936530), (238, 920790), (252, 869635), (255, 859404), (260, 842877), (273, 802740), (306, 716170), (315, 695708), (340, 644553), (357, 613860), (364, 602055), (390, 561918), (420, 521781), (442, 495810), (455, 481644), (468, 468265), (476, 460395), (510, 429702), (546, 401370), (585, 374612), (595, 368316), (612, 358085), (630, 347854), (663, 330540), (714, 306930), (765, 286468), (780, 280959), (787, 278460), (819, 267580), (884, 247905), (910, 240822), (1020, 214851), (1071, 204620), (1092, 200685), (1105, 198324), (1170, 187306), (1190, 184158), (1260, 173927), (1326, 165270), (1365, 160548), (1428, 153465), (1530, 143234), (1547, 141660), (1574, 139230), (1638, 133790), (1785, 122772), (1820, 120411), (1989, 110180), (2142, 102310), (2210, 99162), (2340, 93653), (2361, 92820), (2380, 92079), (2652, 82635), (2730, 80274), (3060, 71617), (3094, 70830), (3148, 69615), (3276, 66895), (3315, 66108), (3570, 61386), (3935, 55692), (3978, 55090), (4095, 53516), (4284, 51155), (4420, 49581), (4641, 47220), (4722, 46410), (5355, 40924), (5460, 40137), (5509, 39780), (6188, 35415), (6630, 33054), (7083, 30940), (7140, 30693), (7735, 28332), (7870, 27846), (7956, 27545), (8190, 26758), (9282, 23610), (9444, 23205), (9945, 22036), (10231, 21420), (10710, 20462), (11018, 19890), (11805, 18564), (13260, 16527), (13379, 16380), (13923, 15740), (14166, 15470)]