72937480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 221616000

約数和(自身を除く): 148678520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 49, 55, 56, 68, 70, 77, 85, 88, 98, 110, 119, 136, 140, 154, 170, 187, 196, 199, 220, 238, 245, 280, 308, 340, 374, 385, 392, 398, 440, 476, 490, 539, 595, 616, 680, 748, 770, 796, 833, 935, 952, 980, 995, 1078, 1190, 1309, 1393, 1496, 1540, 1592, 1666, 1870, 1960, 1990, 2156, 2189, 2380, 2618, 2695, 2786, 3080, 3332, 3383, 3740, 3980, 4165, 4312, 4378, 4760, 5236, 5390, 5572, 6545, 6664, 6766, 6965, 7480, 7960, 8330, 8756, 9163, 9751, 10472, 10780, 10945, 11144, 13090, 13532, 13930, 15323, 16660, 16915, 17512, 18326, 19502, 21560, 21890, 23681, 26180, 27064, 27860, 30646, 33320, 33830, 36652, 37213, 39004, 43780, 45815, 47362, 48755, 52360, 55720, 61292, 67660, 73304, 74426, 76615, 78008, 87560, 91630, 94724, 97510, 107261, 118405, 122584, 135320, 148852, 153230, 165767, 183260, 186065, 189448, 195020, 214522, 236810, 260491, 297704, 306460, 331534, 366520, 372130, 390040, 429044, 473620, 520982, 536305, 612920, 663068, 744260, 828835, 858088, 947240, 1041964, 1072610, 1302455, 1326136, 1488520, 1657670, 1823437, 2083928, 2145220, 2604910, 3315340, 3646874, 4290440, 5209820, 6630680, 7293748, 9117185, 10419640, 14587496, 18234370, 36468740, 72937480]

約数ペア:

[(1, 72937480), (2, 36468740), (4, 18234370), (5, 14587496), (7, 10419640), (8, 9117185), (10, 7293748), (11, 6630680), (14, 5209820), (17, 4290440), (20, 3646874), (22, 3315340), (28, 2604910), (34, 2145220), (35, 2083928), (40, 1823437), (44, 1657670), (49, 1488520), (55, 1326136), (56, 1302455), (68, 1072610), (70, 1041964), (77, 947240), (85, 858088), (88, 828835), (98, 744260), (110, 663068), (119, 612920), (136, 536305), (140, 520982), (154, 473620), (170, 429044), (187, 390040), (196, 372130), (199, 366520), (220, 331534), (238, 306460), (245, 297704), (280, 260491), (308, 236810), (340, 214522), (374, 195020), (385, 189448), (392, 186065), (398, 183260), (440, 165767), (476, 153230), (490, 148852), (539, 135320), (595, 122584), (616, 118405), (680, 107261), (748, 97510), (770, 94724), (796, 91630), (833, 87560), (935, 78008), (952, 76615), (980, 74426), (995, 73304), (1078, 67660), (1190, 61292), (1309, 55720), (1393, 52360), (1496, 48755), (1540, 47362), (1592, 45815), (1666, 43780), (1870, 39004), (1960, 37213), (1990, 36652), (2156, 33830), (2189, 33320), (2380, 30646), (2618, 27860), (2695, 27064), (2786, 26180), (3080, 23681), (3332, 21890), (3383, 21560), (3740, 19502), (3980, 18326), (4165, 17512), (4312, 16915), (4378, 16660), (4760, 15323), (5236, 13930), (5390, 13532), (5572, 13090), (6545, 11144), (6664, 10945), (6766, 10780), (6965, 10472), (7480, 9751), (7960, 9163), (8330, 8756)]