208436760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:455

約数の個数: 256

約数和(自身を含む): 806400000

約数和(自身を除く): 597963240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 79, 84, 90, 105, 108, 120, 126, 135, 140, 158, 168, 180, 189, 210, 216, 237, 252, 270, 280, 315, 316, 349, 360, 378, 395, 420, 474, 504, 540, 553, 630, 632, 698, 711, 756, 790, 840, 945, 948, 1047, 1080, 1106, 1185, 1260, 1396, 1422, 1512, 1580, 1659, 1745, 1890, 1896, 2094, 2133, 2212, 2370, 2443, 2520, 2765, 2792, 2844, 3141, 3160, 3318, 3490, 3555, 3780, 4188, 4266, 4424, 4740, 4886, 4977, 5235, 5530, 5688, 6282, 6636, 6980, 7110, 7329, 7560, 8295, 8376, 8532, 9423, 9480, 9772, 9954, 10470, 10665, 11060, 12215, 12564, 13272, 13960, 14220, 14658, 14931, 15705, 16590, 17064, 18846, 19544, 19908, 20940, 21330, 21987, 22120, 24430, 24885, 25128, 27571, 28440, 29316, 29862, 31410, 33180, 36645, 37692, 39816, 41880, 42660, 43974, 47115, 48860, 49770, 55142, 58632, 59724, 62820, 65961, 66360, 73290, 74655, 75384, 82713, 85320, 87948, 94230, 97720, 99540, 109935, 110284, 119448, 125640, 131922, 137855, 146580, 149310, 165426, 175896, 188460, 192997, 199080, 219870, 220568, 248139, 263844, 275710, 293160, 298620, 329805, 330852, 376920, 385994, 413565, 439740, 496278, 527688, 551420, 578991, 597240, 659610, 661704, 744417, 771988, 827130, 879480, 964985, 992556, 1102840, 1157982, 1240695, 1319220, 1488834, 1543976, 1654260, 1736973, 1929970, 1985112, 2315964, 2481390, 2638440, 2894955, 2977668, 3308520, 3473946, 3722085, 3859940, 4631928, 4962780, 5210919, 5789910, 5955336, 6947892, 7444170, 7719880, 8684865, 9925560, 10421838, 11579820, 13895784, 14888340, 17369730, 20843676, 23159640, 26054595, 29776680, 34739460, 41687352, 52109190, 69478920, 104218380, 208436760]

約数ペア:

[(1, 208436760), (2, 104218380), (3, 69478920), (4, 52109190), (5, 41687352), (6, 34739460), (7, 29776680), (8, 26054595), (9, 23159640), (10, 20843676), (12, 17369730), (14, 14888340), (15, 13895784), (18, 11579820), (20, 10421838), (21, 9925560), (24, 8684865), (27, 7719880), (28, 7444170), (30, 6947892), (35, 5955336), (36, 5789910), (40, 5210919), (42, 4962780), (45, 4631928), (54, 3859940), (56, 3722085), (60, 3473946), (63, 3308520), (70, 2977668), (72, 2894955), (79, 2638440), (84, 2481390), (90, 2315964), (105, 1985112), (108, 1929970), (120, 1736973), (126, 1654260), (135, 1543976), (140, 1488834), (158, 1319220), (168, 1240695), (180, 1157982), (189, 1102840), (210, 992556), (216, 964985), (237, 879480), (252, 827130), (270, 771988), (280, 744417), (315, 661704), (316, 659610), (349, 597240), (360, 578991), (378, 551420), (395, 527688), (420, 496278), (474, 439740), (504, 413565), (540, 385994), (553, 376920), (630, 330852), (632, 329805), (698, 298620), (711, 293160), (756, 275710), (790, 263844), (840, 248139), (945, 220568), (948, 219870), (1047, 199080), (1080, 192997), (1106, 188460), (1185, 175896), (1260, 165426), (1396, 149310), (1422, 146580), (1512, 137855), (1580, 131922), (1659, 125640), (1745, 119448), (1890, 110284), (1896, 109935), (2094, 99540), (2133, 97720), (2212, 94230), (2370, 87948), (2443, 85320), (2520, 82713), (2765, 75384), (2792, 74655), (2844, 73290), (3141, 66360), (3160, 65961), (3318, 62820), (3490, 59724), (3555, 58632), (3780, 55142), (4188, 49770), (4266, 48860), (4424, 47115), (4740, 43974), (4886, 42660), (4977, 41880), (5235, 39816), (5530, 37692), (5688, 36645), (6282, 33180), (6636, 31410), (6980, 29862), (7110, 29316), (7329, 28440), (7560, 27571), (8295, 25128), (8376, 24885), (8532, 24430), (9423, 22120), (9480, 21987), (9772, 21330), (9954, 20940), (10470, 19908), (10665, 19544), (11060, 18846), (12215, 17064), (12564, 16590), (13272, 15705), (13960, 14931), (14220, 14658)]