221051700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 288

約数和(自身を含む): 777728000

約数和(自身を除く): 556676300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 31, 36, 38, 45, 50, 54, 57, 60, 62, 75, 76, 90, 93, 95, 100, 108, 114, 124, 135, 139, 150, 155, 171, 180, 186, 190, 225, 228, 270, 278, 279, 285, 300, 310, 342, 372, 380, 417, 450, 465, 475, 513, 540, 556, 558, 570, 589, 620, 675, 684, 695, 775, 834, 837, 855, 900, 930, 950, 1026, 1116, 1140, 1178, 1251, 1350, 1390, 1395, 1425, 1550, 1668, 1674, 1710, 1767, 1860, 1900, 2052, 2085, 2325, 2356, 2502, 2565, 2641, 2700, 2780, 2790, 2850, 2945, 3100, 3348, 3420, 3475, 3534, 3753, 4170, 4185, 4275, 4309, 4650, 5004, 5130, 5282, 5301, 5580, 5700, 5890, 6255, 6950, 6975, 7068, 7506, 7923, 8340, 8370, 8550, 8618, 8835, 9300, 10260, 10425, 10564, 10602, 11780, 12510, 12825, 12927, 13205, 13900, 13950, 14725, 15012, 15846, 15903, 16740, 17100, 17236, 17670, 18765, 20850, 20925, 21204, 21545, 23769, 25020, 25650, 25854, 26410, 26505, 27900, 29450, 31275, 31692, 31806, 35340, 37530, 38781, 39615, 41700, 41850, 43090, 44175, 47538, 51300, 51708, 52820, 53010, 58900, 62550, 63612, 64635, 66025, 71307, 75060, 77562, 79230, 79515, 81871, 83700, 86180, 88350, 93825, 95076, 106020, 107725, 116343, 118845, 125100, 129270, 132050, 132525, 142614, 155124, 158460, 159030, 163742, 176700, 187650, 193905, 198075, 215450, 232686, 237690, 245613, 258540, 264100, 265050, 285228, 318060, 323175, 327484, 356535, 375300, 387810, 396150, 397575, 409355, 430900, 465372, 475380, 491226, 530100, 581715, 594225, 646350, 713070, 736839, 775620, 792300, 795150, 818710, 969525, 982452, 1163430, 1188450, 1228065, 1292700, 1426140, 1473678, 1590300, 1637420, 1782675, 1939050, 2046775, 2210517, 2326860, 2376900, 2456130, 2908575, 2947356, 3565350, 3684195, 3878100, 4093550, 4421034, 4912260, 5817150, 6140325, 7130700, 7368390, 8187100, 8842068, 11052585, 11634300, 12280650, 14736780, 18420975, 22105170, 24561300, 36841950, 44210340, 55262925, 73683900, 110525850, 221051700]

約数ペア:

[(1, 221051700), (2, 110525850), (3, 73683900), (4, 55262925), (5, 44210340), (6, 36841950), (9, 24561300), (10, 22105170), (12, 18420975), (15, 14736780), (18, 12280650), (19, 11634300), (20, 11052585), (25, 8842068), (27, 8187100), (30, 7368390), (31, 7130700), (36, 6140325), (38, 5817150), (45, 4912260), (50, 4421034), (54, 4093550), (57, 3878100), (60, 3684195), (62, 3565350), (75, 2947356), (76, 2908575), (90, 2456130), (93, 2376900), (95, 2326860), (100, 2210517), (108, 2046775), (114, 1939050), (124, 1782675), (135, 1637420), (139, 1590300), (150, 1473678), (155, 1426140), (171, 1292700), (180, 1228065), (186, 1188450), (190, 1163430), (225, 982452), (228, 969525), (270, 818710), (278, 795150), (279, 792300), (285, 775620), (300, 736839), (310, 713070), (342, 646350), (372, 594225), (380, 581715), (417, 530100), (450, 491226), (465, 475380), (475, 465372), (513, 430900), (540, 409355), (556, 397575), (558, 396150), (570, 387810), (589, 375300), (620, 356535), (675, 327484), (684, 323175), (695, 318060), (775, 285228), (834, 265050), (837, 264100), (855, 258540), (900, 245613), (930, 237690), (950, 232686), (1026, 215450), (1116, 198075), (1140, 193905), (1178, 187650), (1251, 176700), (1350, 163742), (1390, 159030), (1395, 158460), (1425, 155124), (1550, 142614), (1668, 132525), (1674, 132050), (1710, 129270), (1767, 125100), (1860, 118845), (1900, 116343), (2052, 107725), (2085, 106020), (2325, 95076), (2356, 93825), (2502, 88350), (2565, 86180), (2641, 83700), (2700, 81871), (2780, 79515), (2790, 79230), (2850, 77562), (2945, 75060), (3100, 71307), (3348, 66025), (3420, 64635), (3475, 63612), (3534, 62550), (3753, 58900), (4170, 53010), (4185, 52820), (4275, 51708), (4309, 51300), (4650, 47538), (5004, 44175), (5130, 43090), (5282, 41850), (5301, 41700), (5580, 39615), (5700, 38781), (5890, 37530), (6255, 35340), (6950, 31806), (6975, 31692), (7068, 31275), (7506, 29450), (7923, 27900), (8340, 26505), (8370, 26410), (8550, 25854), (8618, 25650), (8835, 25020), (9300, 23769), (10260, 21545), (10425, 21204), (10564, 20925), (10602, 20850), (11780, 18765), (12510, 17670), (12825, 17236), (12927, 17100), (13205, 16740), (13900, 15903), (13950, 15846), (14725, 15012)]