28473900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 216

約数和(自身を含む): 103899600

約数和(自身を除く): 75425700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 49, 50, 52, 60, 65, 70, 75, 78, 84, 91, 98, 100, 105, 130, 140, 147, 149, 150, 156, 175, 182, 195, 196, 210, 245, 260, 273, 294, 298, 300, 325, 350, 364, 390, 420, 447, 455, 490, 525, 546, 588, 596, 637, 650, 700, 735, 745, 780, 894, 910, 975, 980, 1043, 1050, 1092, 1225, 1274, 1300, 1365, 1470, 1490, 1788, 1820, 1911, 1937, 1950, 2086, 2100, 2235, 2275, 2450, 2548, 2730, 2940, 2980, 3129, 3185, 3675, 3725, 3822, 3874, 3900, 4172, 4470, 4550, 4900, 5215, 5460, 5811, 6258, 6370, 6825, 7301, 7350, 7450, 7644, 7748, 8940, 9100, 9555, 9685, 10430, 11175, 11622, 12516, 12740, 13559, 13650, 14602, 14700, 14900, 15645, 15925, 19110, 19370, 20860, 21903, 22350, 23244, 26075, 27118, 27300, 29055, 29204, 31290, 31850, 36505, 38220, 38740, 40677, 43806, 44700, 47775, 48425, 52150, 54236, 58110, 62580, 63700, 67795, 73010, 78225, 81354, 87612, 94913, 95550, 96850, 104300, 109515, 116220, 135590, 145275, 146020, 156450, 162708, 182525, 189826, 191100, 193700, 203385, 219030, 271180, 284739, 290550, 312900, 338975, 365050, 379652, 406770, 438060, 474565, 547575, 569478, 581100, 677950, 730100, 813540, 949130, 1016925, 1095150, 1138956, 1355900, 1423695, 1898260, 2033850, 2190300, 2372825, 2847390, 4067700, 4745650, 5694780, 7118475, 9491300, 14236950, 28473900]

約数ペア:

[(1, 28473900), (2, 14236950), (3, 9491300), (4, 7118475), (5, 5694780), (6, 4745650), (7, 4067700), (10, 2847390), (12, 2372825), (13, 2190300), (14, 2033850), (15, 1898260), (20, 1423695), (21, 1355900), (25, 1138956), (26, 1095150), (28, 1016925), (30, 949130), (35, 813540), (39, 730100), (42, 677950), (49, 581100), (50, 569478), (52, 547575), (60, 474565), (65, 438060), (70, 406770), (75, 379652), (78, 365050), (84, 338975), (91, 312900), (98, 290550), (100, 284739), (105, 271180), (130, 219030), (140, 203385), (147, 193700), (149, 191100), (150, 189826), (156, 182525), (175, 162708), (182, 156450), (195, 146020), (196, 145275), (210, 135590), (245, 116220), (260, 109515), (273, 104300), (294, 96850), (298, 95550), (300, 94913), (325, 87612), (350, 81354), (364, 78225), (390, 73010), (420, 67795), (447, 63700), (455, 62580), (490, 58110), (525, 54236), (546, 52150), (588, 48425), (596, 47775), (637, 44700), (650, 43806), (700, 40677), (735, 38740), (745, 38220), (780, 36505), (894, 31850), (910, 31290), (975, 29204), (980, 29055), (1043, 27300), (1050, 27118), (1092, 26075), (1225, 23244), (1274, 22350), (1300, 21903), (1365, 20860), (1470, 19370), (1490, 19110), (1788, 15925), (1820, 15645), (1911, 14900), (1937, 14700), (1950, 14602), (2086, 13650), (2100, 13559), (2235, 12740), (2275, 12516), (2450, 11622), (2548, 11175), (2730, 10430), (2940, 9685), (2980, 9555), (3129, 9100), (3185, 8940), (3675, 7748), (3725, 7644), (3822, 7450), (3874, 7350), (3900, 7301), (4172, 6825), (4470, 6370), (4550, 6258), (4900, 5811), (5215, 5460)]