2102100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 216

約数和(自身を含む): 8311968

約数和(自身を除く): 6209868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 25, 26, 28, 30, 33, 35, 39, 42, 44, 49, 50, 52, 55, 60, 65, 66, 70, 75, 77, 78, 84, 91, 98, 100, 105, 110, 130, 132, 140, 143, 147, 150, 154, 156, 165, 175, 182, 195, 196, 210, 220, 231, 245, 260, 273, 275, 286, 294, 300, 308, 325, 330, 350, 364, 385, 390, 420, 429, 455, 462, 490, 525, 539, 546, 550, 572, 588, 637, 650, 660, 700, 715, 735, 770, 780, 825, 858, 910, 924, 975, 980, 1001, 1050, 1078, 1092, 1100, 1155, 1225, 1274, 1300, 1365, 1430, 1470, 1540, 1617, 1650, 1716, 1820, 1911, 1925, 1950, 2002, 2100, 2145, 2156, 2275, 2310, 2450, 2548, 2695, 2730, 2860, 2940, 3003, 3185, 3234, 3300, 3575, 3675, 3822, 3850, 3900, 4004, 4290, 4550, 4620, 4900, 5005, 5390, 5460, 5775, 6006, 6370, 6468, 6825, 7007, 7150, 7350, 7644, 7700, 8085, 8580, 9100, 9555, 10010, 10725, 10780, 11550, 12012, 12740, 13475, 13650, 14014, 14300, 14700, 15015, 15925, 16170, 19110, 20020, 21021, 21450, 23100, 25025, 26950, 27300, 28028, 30030, 31850, 32340, 35035, 38220, 40425, 42042, 42900, 47775, 50050, 53900, 60060, 63700, 70070, 75075, 80850, 84084, 95550, 100100, 105105, 140140, 150150, 161700, 175175, 191100, 210210, 300300, 350350, 420420, 525525, 700700, 1051050, 2102100]

約数ペア:

[(1, 2102100), (2, 1051050), (3, 700700), (4, 525525), (5, 420420), (6, 350350), (7, 300300), (10, 210210), (11, 191100), (12, 175175), (13, 161700), (14, 150150), (15, 140140), (20, 105105), (21, 100100), (22, 95550), (25, 84084), (26, 80850), (28, 75075), (30, 70070), (33, 63700), (35, 60060), (39, 53900), (42, 50050), (44, 47775), (49, 42900), (50, 42042), (52, 40425), (55, 38220), (60, 35035), (65, 32340), (66, 31850), (70, 30030), (75, 28028), (77, 27300), (78, 26950), (84, 25025), (91, 23100), (98, 21450), (100, 21021), (105, 20020), (110, 19110), (130, 16170), (132, 15925), (140, 15015), (143, 14700), (147, 14300), (150, 14014), (154, 13650), (156, 13475), (165, 12740), (175, 12012), (182, 11550), (195, 10780), (196, 10725), (210, 10010), (220, 9555), (231, 9100), (245, 8580), (260, 8085), (273, 7700), (275, 7644), (286, 7350), (294, 7150), (300, 7007), (308, 6825), (325, 6468), (330, 6370), (350, 6006), (364, 5775), (385, 5460), (390, 5390), (420, 5005), (429, 4900), (455, 4620), (462, 4550), (490, 4290), (525, 4004), (539, 3900), (546, 3850), (550, 3822), (572, 3675), (588, 3575), (637, 3300), (650, 3234), (660, 3185), (700, 3003), (715, 2940), (735, 2860), (770, 2730), (780, 2695), (825, 2548), (858, 2450), (910, 2310), (924, 2275), (975, 2156), (980, 2145), (1001, 2100), (1050, 2002), (1078, 1950), (1092, 1925), (1100, 1911), (1155, 1820), (1225, 1716), (1274, 1650), (1300, 1617), (1365, 1540), (1430, 1470)]