30887640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 288

約数和(自身を含む): 124843680

約数和(自身を除く): 93956040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 98, 102, 103, 105, 119, 120, 126, 136, 140, 147, 153, 168, 170, 180, 196, 204, 206, 210, 238, 245, 252, 255, 280, 294, 306, 309, 315, 340, 357, 360, 392, 408, 412, 420, 441, 476, 490, 504, 510, 515, 588, 595, 612, 618, 630, 680, 714, 721, 735, 765, 824, 833, 840, 882, 927, 952, 980, 1020, 1030, 1071, 1176, 1190, 1224, 1236, 1260, 1428, 1442, 1470, 1530, 1545, 1666, 1751, 1764, 1785, 1854, 1960, 2040, 2060, 2142, 2163, 2205, 2380, 2472, 2499, 2520, 2856, 2884, 2940, 3060, 3090, 3332, 3502, 3528, 3570, 3605, 3708, 4120, 4165, 4284, 4326, 4410, 4635, 4760, 4998, 5047, 5253, 5355, 5768, 5880, 6120, 6180, 6489, 6664, 7004, 7140, 7210, 7416, 7497, 8330, 8568, 8652, 8755, 8820, 9270, 9996, 10094, 10506, 10710, 10815, 12257, 12360, 12495, 12978, 14008, 14280, 14420, 14994, 15141, 15759, 16660, 17304, 17510, 17640, 18540, 19992, 20188, 21012, 21420, 21630, 24514, 24990, 25235, 25956, 26265, 28840, 29988, 30282, 31518, 32445, 33320, 35020, 36771, 37080, 37485, 40376, 42024, 42840, 43260, 45423, 49028, 49980, 50470, 51912, 52530, 59976, 60564, 61285, 63036, 64890, 70040, 73542, 74970, 75705, 78795, 85799, 86520, 90846, 98056, 99960, 100940, 105060, 110313, 121128, 122570, 126072, 129780, 147084, 149940, 151410, 157590, 171598, 181692, 183855, 201880, 210120, 220626, 227115, 245140, 257397, 259560, 294168, 299880, 302820, 315180, 343196, 363384, 367710, 428995, 441252, 454230, 490280, 514794, 551565, 605640, 630360, 686392, 735420, 772191, 857990, 882504, 908460, 1029588, 1103130, 1286985, 1470840, 1544382, 1715980, 1816920, 2059176, 2206260, 2573970, 3088764, 3431960, 3860955, 4412520, 5147940, 6177528, 7721910, 10295880, 15443820, 30887640]

約数ペア:

[(1, 30887640), (2, 15443820), (3, 10295880), (4, 7721910), (5, 6177528), (6, 5147940), (7, 4412520), (8, 3860955), (9, 3431960), (10, 3088764), (12, 2573970), (14, 2206260), (15, 2059176), (17, 1816920), (18, 1715980), (20, 1544382), (21, 1470840), (24, 1286985), (28, 1103130), (30, 1029588), (34, 908460), (35, 882504), (36, 857990), (40, 772191), (42, 735420), (45, 686392), (49, 630360), (51, 605640), (56, 551565), (60, 514794), (63, 490280), (68, 454230), (70, 441252), (72, 428995), (84, 367710), (85, 363384), (90, 343196), (98, 315180), (102, 302820), (103, 299880), (105, 294168), (119, 259560), (120, 257397), (126, 245140), (136, 227115), (140, 220626), (147, 210120), (153, 201880), (168, 183855), (170, 181692), (180, 171598), (196, 157590), (204, 151410), (206, 149940), (210, 147084), (238, 129780), (245, 126072), (252, 122570), (255, 121128), (280, 110313), (294, 105060), (306, 100940), (309, 99960), (315, 98056), (340, 90846), (357, 86520), (360, 85799), (392, 78795), (408, 75705), (412, 74970), (420, 73542), (441, 70040), (476, 64890), (490, 63036), (504, 61285), (510, 60564), (515, 59976), (588, 52530), (595, 51912), (612, 50470), (618, 49980), (630, 49028), (680, 45423), (714, 43260), (721, 42840), (735, 42024), (765, 40376), (824, 37485), (833, 37080), (840, 36771), (882, 35020), (927, 33320), (952, 32445), (980, 31518), (1020, 30282), (1030, 29988), (1071, 28840), (1176, 26265), (1190, 25956), (1224, 25235), (1236, 24990), (1260, 24514), (1428, 21630), (1442, 21420), (1470, 21012), (1530, 20188), (1545, 19992), (1666, 18540), (1751, 17640), (1764, 17510), (1785, 17304), (1854, 16660), (1960, 15759), (2040, 15141), (2060, 14994), (2142, 14420), (2163, 14280), (2205, 14008), (2380, 12978), (2472, 12495), (2499, 12360), (2520, 12257), (2856, 10815), (2884, 10710), (2940, 10506), (3060, 10094), (3090, 9996), (3332, 9270), (3502, 8820), (3528, 8755), (3570, 8652), (3605, 8568), (3708, 8330), (4120, 7497), (4165, 7416), (4284, 7210), (4326, 7140), (4410, 7004), (4635, 6664), (4760, 6489), (4998, 6180), (5047, 6120), (5253, 5880), (5355, 5768)]