19946391600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:848

約数の個数: 240

約数和(自身を含む): 64715277600

約数和(自身を除く): 44768886000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 149, 150, 200, 240, 281, 298, 300, 397, 400, 447, 562, 596, 600, 745, 794, 843, 894, 1124, 1191, 1192, 1200, 1405, 1490, 1588, 1686, 1788, 1985, 2235, 2248, 2382, 2384, 2810, 2980, 3176, 3372, 3576, 3725, 3970, 4215, 4470, 4496, 4764, 5620, 5955, 5960, 6352, 6744, 7025, 7152, 7450, 7940, 8430, 8940, 9528, 9925, 11175, 11240, 11910, 11920, 13488, 14050, 14900, 15880, 16860, 17880, 19056, 19850, 21075, 22350, 22480, 23820, 28100, 29775, 29800, 31760, 33720, 35760, 39700, 41869, 42150, 44700, 47640, 56200, 59153, 59550, 59600, 67440, 79400, 83738, 84300, 89400, 95280, 111557, 112400, 118306, 119100, 125607, 158800, 167476, 168600, 177459, 178800, 209345, 223114, 236612, 238200, 251214, 295765, 334671, 334952, 337200, 354918, 418690, 446228, 473224, 476400, 502428, 557785, 591530, 628035, 669342, 669904, 709836, 837380, 887295, 892456, 946448, 1004856, 1046725, 1115570, 1183060, 1256070, 1338684, 1419672, 1478825, 1673355, 1674760, 1774590, 1784912, 2009712, 2093450, 2231140, 2366120, 2512140, 2677368, 2788925, 2839344, 2957650, 3140175, 3346710, 3349520, 3549180, 4186900, 4436475, 4462280, 4732240, 5024280, 5354736, 5577850, 5915300, 6280350, 6693420, 7098360, 8366775, 8373800, 8872950, 8924560, 10048560, 11155700, 11830600, 12560700, 13386840, 14196720, 16621993, 16733550, 16747600, 17745900, 22311400, 23661200, 25121400, 26773680, 33243986, 33467100, 35491800, 44622800, 49865979, 50242800, 66487972, 66934200, 70983600, 83109965, 99731958, 132975944, 133868400, 166219930, 199463916, 249329895, 265951888, 332439860, 398927832, 415549825, 498659790, 664879720, 797855664, 831099650, 997319580, 1246649475, 1329759440, 1662199300, 1994639160, 2493298950, 3324398600, 3989278320, 4986597900, 6648797200, 9973195800, 19946391600]

約数ペア:

[(1, 19946391600), (2, 9973195800), (3, 6648797200), (4, 4986597900), (5, 3989278320), (6, 3324398600), (8, 2493298950), (10, 1994639160), (12, 1662199300), (15, 1329759440), (16, 1246649475), (20, 997319580), (24, 831099650), (25, 797855664), (30, 664879720), (40, 498659790), (48, 415549825), (50, 398927832), (60, 332439860), (75, 265951888), (80, 249329895), (100, 199463916), (120, 166219930), (149, 133868400), (150, 132975944), (200, 99731958), (240, 83109965), (281, 70983600), (298, 66934200), (300, 66487972), (397, 50242800), (400, 49865979), (447, 44622800), (562, 35491800), (596, 33467100), (600, 33243986), (745, 26773680), (794, 25121400), (843, 23661200), (894, 22311400), (1124, 17745900), (1191, 16747600), (1192, 16733550), (1200, 16621993), (1405, 14196720), (1490, 13386840), (1588, 12560700), (1686, 11830600), (1788, 11155700), (1985, 10048560), (2235, 8924560), (2248, 8872950), (2382, 8373800), (2384, 8366775), (2810, 7098360), (2980, 6693420), (3176, 6280350), (3372, 5915300), (3576, 5577850), (3725, 5354736), (3970, 5024280), (4215, 4732240), (4470, 4462280), (4496, 4436475), (4764, 4186900), (5620, 3549180), (5955, 3349520), (5960, 3346710), (6352, 3140175), (6744, 2957650), (7025, 2839344), (7152, 2788925), (7450, 2677368), (7940, 2512140), (8430, 2366120), (8940, 2231140), (9528, 2093450), (9925, 2009712), (11175, 1784912), (11240, 1774590), (11910, 1674760), (11920, 1673355), (13488, 1478825), (14050, 1419672), (14900, 1338684), (15880, 1256070), (16860, 1183060), (17880, 1115570), (19056, 1046725), (19850, 1004856), (21075, 946448), (22350, 892456), (22480, 887295), (23820, 837380), (28100, 709836), (29775, 669904), (29800, 669342), (31760, 628035), (33720, 591530), (35760, 557785), (39700, 502428), (41869, 476400), (42150, 473224), (44700, 446228), (47640, 418690), (56200, 354918), (59153, 337200), (59550, 334952), (59600, 334671), (67440, 295765), (79400, 251214), (83738, 238200), (84300, 236612), (89400, 223114), (95280, 209345), (111557, 178800), (112400, 177459), (118306, 168600), (119100, 167476), (125607, 158800)]