172407480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:406

約数の個数: 192

約数和(自身を含む): 609444000

約数和(自身を除く): 437036520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 109, 120, 140, 147, 168, 196, 210, 218, 245, 269, 280, 294, 327, 392, 420, 436, 490, 538, 545, 588, 654, 735, 763, 807, 840, 872, 980, 1076, 1090, 1176, 1308, 1345, 1470, 1526, 1614, 1635, 1883, 1960, 2152, 2180, 2289, 2616, 2690, 2940, 3052, 3228, 3270, 3766, 3815, 4035, 4360, 4578, 5341, 5380, 5649, 5880, 6104, 6456, 6540, 7532, 7630, 8070, 9156, 9415, 10682, 10760, 11298, 11445, 13080, 13181, 15064, 15260, 16023, 16140, 18312, 18830, 21364, 22596, 22890, 26362, 26705, 28245, 29321, 30520, 32046, 32280, 37660, 39543, 42728, 45192, 45780, 52724, 53410, 56490, 58642, 64092, 65905, 75320, 79086, 80115, 87963, 91560, 105448, 106820, 112980, 117284, 128184, 131810, 146605, 158172, 160230, 175926, 197715, 205247, 213640, 225960, 234568, 263620, 293210, 316344, 320460, 351852, 395430, 410494, 439815, 527240, 586420, 615741, 640920, 703704, 790860, 820988, 879630, 1026235, 1172840, 1231482, 1436729, 1581720, 1641976, 1759260, 2052470, 2462964, 2873458, 3078705, 3518520, 4104940, 4310187, 4925928, 5746916, 6157410, 7183645, 8209880, 8620374, 11493832, 12314820, 14367290, 17240748, 21550935, 24629640, 28734580, 34481496, 43101870, 57469160, 86203740, 172407480]

約数ペア:

[(1, 172407480), (2, 86203740), (3, 57469160), (4, 43101870), (5, 34481496), (6, 28734580), (7, 24629640), (8, 21550935), (10, 17240748), (12, 14367290), (14, 12314820), (15, 11493832), (20, 8620374), (21, 8209880), (24, 7183645), (28, 6157410), (30, 5746916), (35, 4925928), (40, 4310187), (42, 4104940), (49, 3518520), (56, 3078705), (60, 2873458), (70, 2462964), (84, 2052470), (98, 1759260), (105, 1641976), (109, 1581720), (120, 1436729), (140, 1231482), (147, 1172840), (168, 1026235), (196, 879630), (210, 820988), (218, 790860), (245, 703704), (269, 640920), (280, 615741), (294, 586420), (327, 527240), (392, 439815), (420, 410494), (436, 395430), (490, 351852), (538, 320460), (545, 316344), (588, 293210), (654, 263620), (735, 234568), (763, 225960), (807, 213640), (840, 205247), (872, 197715), (980, 175926), (1076, 160230), (1090, 158172), (1176, 146605), (1308, 131810), (1345, 128184), (1470, 117284), (1526, 112980), (1614, 106820), (1635, 105448), (1883, 91560), (1960, 87963), (2152, 80115), (2180, 79086), (2289, 75320), (2616, 65905), (2690, 64092), (2940, 58642), (3052, 56490), (3228, 53410), (3270, 52724), (3766, 45780), (3815, 45192), (4035, 42728), (4360, 39543), (4578, 37660), (5341, 32280), (5380, 32046), (5649, 30520), (5880, 29321), (6104, 28245), (6456, 26705), (6540, 26362), (7532, 22890), (7630, 22596), (8070, 21364), (9156, 18830), (9415, 18312), (10682, 16140), (10760, 16023), (11298, 15260), (11445, 15064), (13080, 13181)]