19450250640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{18541}}^1$

素因数の和:18638

約数の個数: 240

約数和(自身を含む): 68865878016

約数和(自身を除く): 49415627376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 47, 48, 60, 62, 72, 80, 90, 93, 94, 120, 124, 141, 144, 155, 180, 186, 188, 235, 240, 248, 279, 282, 310, 360, 372, 376, 423, 465, 470, 496, 558, 564, 620, 705, 720, 744, 752, 846, 930, 940, 1116, 1128, 1240, 1395, 1410, 1457, 1488, 1692, 1860, 1880, 2115, 2232, 2256, 2480, 2790, 2820, 2914, 3384, 3720, 3760, 4230, 4371, 4464, 5580, 5640, 5828, 6768, 7285, 7440, 8460, 8742, 11160, 11280, 11656, 13113, 14570, 16920, 17484, 18541, 21855, 22320, 23312, 26226, 29140, 33840, 34968, 37082, 43710, 52452, 55623, 58280, 65565, 69936, 74164, 87420, 92705, 104904, 111246, 116560, 131130, 148328, 166869, 174840, 185410, 209808, 222492, 262260, 278115, 296656, 333738, 349680, 370820, 444984, 524520, 556230, 574771, 667476, 741640, 834345, 871427, 889968, 1049040, 1112460, 1149542, 1334952, 1483280, 1668690, 1724313, 1742854, 2224920, 2299084, 2614281, 2669904, 2873855, 3337380, 3448626, 3485708, 4357135, 4449840, 4598168, 5172939, 5228562, 5747710, 6674760, 6897252, 6971416, 7842843, 8621565, 8714270, 9196336, 10345878, 10457124, 11495420, 13071405, 13349520, 13794504, 13942832, 15685686, 17243130, 17428540, 20691756, 20914248, 22990840, 25864695, 26142810, 27014237, 27589008, 31371372, 34486260, 34857080, 39214215, 41383512, 41828496, 45981680, 51729390, 52285620, 54028474, 62742744, 68972520, 69714160, 78428430, 81042711, 82767024, 103458780, 104571240, 108056948, 125485488, 135071185, 137945040, 156856860, 162085422, 206917560, 209142480, 216113896, 243128133, 270142370, 313713720, 324170844, 405213555, 413835120, 432227792, 486256266, 540284740, 627427440, 648341688, 810427110, 972512532, 1080569480, 1215640665, 1296683376, 1620854220, 1945025064, 2161138960, 2431281330, 3241708440, 3890050128, 4862562660, 6483416880, 9725125320, 19450250640]

約数ペア:

[(1, 19450250640), (2, 9725125320), (3, 6483416880), (4, 4862562660), (5, 3890050128), (6, 3241708440), (8, 2431281330), (9, 2161138960), (10, 1945025064), (12, 1620854220), (15, 1296683376), (16, 1215640665), (18, 1080569480), (20, 972512532), (24, 810427110), (30, 648341688), (31, 627427440), (36, 540284740), (40, 486256266), (45, 432227792), (47, 413835120), (48, 405213555), (60, 324170844), (62, 313713720), (72, 270142370), (80, 243128133), (90, 216113896), (93, 209142480), (94, 206917560), (120, 162085422), (124, 156856860), (141, 137945040), (144, 135071185), (155, 125485488), (180, 108056948), (186, 104571240), (188, 103458780), (235, 82767024), (240, 81042711), (248, 78428430), (279, 69714160), (282, 68972520), (310, 62742744), (360, 54028474), (372, 52285620), (376, 51729390), (423, 45981680), (465, 41828496), (470, 41383512), (496, 39214215), (558, 34857080), (564, 34486260), (620, 31371372), (705, 27589008), (720, 27014237), (744, 26142810), (752, 25864695), (846, 22990840), (930, 20914248), (940, 20691756), (1116, 17428540), (1128, 17243130), (1240, 15685686), (1395, 13942832), (1410, 13794504), (1457, 13349520), (1488, 13071405), (1692, 11495420), (1860, 10457124), (1880, 10345878), (2115, 9196336), (2232, 8714270), (2256, 8621565), (2480, 7842843), (2790, 6971416), (2820, 6897252), (2914, 6674760), (3384, 5747710), (3720, 5228562), (3760, 5172939), (4230, 4598168), (4371, 4449840), (4464, 4357135), (5580, 3485708), (5640, 3448626), (5828, 3337380), (6768, 2873855), (7285, 2669904), (7440, 2614281), (8460, 2299084), (8742, 2224920), (11160, 1742854), (11280, 1724313), (11656, 1668690), (13113, 1483280), (14570, 1334952), (16920, 1149542), (17484, 1112460), (18541, 1049040), (21855, 889968), (22320, 871427), (23312, 834345), (26226, 741640), (29140, 667476), (33840, 574771), (34968, 556230), (37082, 524520), (43710, 444984), (52452, 370820), (55623, 349680), (58280, 333738), (65565, 296656), (69936, 278115), (74164, 262260), (87420, 222492), (92705, 209808), (104904, 185410), (111246, 174840), (116560, 166869), (131130, 148328)]