16401000420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{2083}}^2$

素因数の和:4191

約数の個数: 144

約数和(自身を含む): 58342677120

約数和(自身を除く): 41941676700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 2083, 3780, 4166, 6249, 8332, 10415, 12498, 14581, 18747, 20830, 24996, 29162, 31245, 37494, 41660, 43743, 56241, 58324, 62490, 72905, 74988, 87486, 93735, 112482, 124980, 131229, 145810, 174972, 187470, 218715, 224964, 262458, 281205, 291620, 374940, 393687, 437430, 524916, 562410, 656145, 787374, 874860, 1124820, 1312290, 1574748, 1968435, 2624580, 3936870, 4338889, 7873740, 8677778, 13016667, 17355556, 21694445, 26033334, 30372223, 39050001, 43388890, 52066668, 60744446, 65083335, 78100002, 86777780, 91116669, 117150003, 121488892, 130166670, 151861115, 156200004, 182233338, 195250005, 234300006, 260333340, 273350007, 303722230, 364466676, 390500010, 455583345, 468600012, 546700014, 585750015, 607444460, 781000020, 820050021, 911166690, 1093400028, 1171500030, 1366750035, 1640100042, 1822333380, 2343000060, 2733500070, 3280200084, 4100250105, 5467000140, 8200500210, 16401000420]

約数ペア:

[(1, 16401000420), (2, 8200500210), (3, 5467000140), (4, 4100250105), (5, 3280200084), (6, 2733500070), (7, 2343000060), (9, 1822333380), (10, 1640100042), (12, 1366750035), (14, 1171500030), (15, 1093400028), (18, 911166690), (20, 820050021), (21, 781000020), (27, 607444460), (28, 585750015), (30, 546700014), (35, 468600012), (36, 455583345), (42, 390500010), (45, 364466676), (54, 303722230), (60, 273350007), (63, 260333340), (70, 234300006), (84, 195250005), (90, 182233338), (105, 156200004), (108, 151861115), (126, 130166670), (135, 121488892), (140, 117150003), (180, 91116669), (189, 86777780), (210, 78100002), (252, 65083335), (270, 60744446), (315, 52066668), (378, 43388890), (420, 39050001), (540, 30372223), (630, 26033334), (756, 21694445), (945, 17355556), (1260, 13016667), (1890, 8677778), (2083, 7873740), (3780, 4338889), (4166, 3936870), (6249, 2624580), (8332, 1968435), (10415, 1574748), (12498, 1312290), (14581, 1124820), (18747, 874860), (20830, 787374), (24996, 656145), (29162, 562410), (31245, 524916), (37494, 437430), (41660, 393687), (43743, 374940), (56241, 291620), (58324, 281205), (62490, 262458), (72905, 224964), (74988, 218715), (87486, 187470), (93735, 174972), (112482, 145810), (124980, 131229)]