154807440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2049

約数の個数: 160

約数和(自身を含む): 535144320

約数和(自身を除く): 380336880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1520, 1615, 1938, 1997, 2040, 2280, 2584, 3230, 3876, 3994, 4080, 4560, 4845, 5168, 5991, 6460, 7752, 7988, 9690, 9985, 11982, 12920, 15504, 15976, 19380, 19970, 23964, 25840, 29955, 31952, 33949, 37943, 38760, 39940, 47928, 59910, 67898, 75886, 77520, 79880, 95856, 101847, 113829, 119820, 135796, 151772, 159760, 169745, 189715, 203694, 227658, 239640, 271592, 303544, 339490, 379430, 407388, 455316, 479280, 509235, 543184, 569145, 607088, 645031, 678980, 758860, 814776, 910632, 1018470, 1138290, 1290062, 1357960, 1517720, 1629552, 1821264, 1935093, 2036940, 2276580, 2580124, 2715920, 3035440, 3225155, 3870186, 4073880, 4553160, 5160248, 6450310, 7740372, 8147760, 9106320, 9675465, 10320496, 12900620, 15480744, 19350930, 25801240, 30961488, 38701860, 51602480, 77403720, 154807440]

約数ペア:

[(1, 154807440), (2, 77403720), (3, 51602480), (4, 38701860), (5, 30961488), (6, 25801240), (8, 19350930), (10, 15480744), (12, 12900620), (15, 10320496), (16, 9675465), (17, 9106320), (19, 8147760), (20, 7740372), (24, 6450310), (30, 5160248), (34, 4553160), (38, 4073880), (40, 3870186), (48, 3225155), (51, 3035440), (57, 2715920), (60, 2580124), (68, 2276580), (76, 2036940), (80, 1935093), (85, 1821264), (95, 1629552), (102, 1517720), (114, 1357960), (120, 1290062), (136, 1138290), (152, 1018470), (170, 910632), (190, 814776), (204, 758860), (228, 678980), (240, 645031), (255, 607088), (272, 569145), (285, 543184), (304, 509235), (323, 479280), (340, 455316), (380, 407388), (408, 379430), (456, 339490), (510, 303544), (570, 271592), (646, 239640), (680, 227658), (760, 203694), (816, 189715), (912, 169745), (969, 159760), (1020, 151772), (1140, 135796), (1292, 119820), (1360, 113829), (1520, 101847), (1615, 95856), (1938, 79880), (1997, 77520), (2040, 75886), (2280, 67898), (2584, 59910), (3230, 47928), (3876, 39940), (3994, 38760), (4080, 37943), (4560, 33949), (4845, 31952), (5168, 29955), (5991, 25840), (6460, 23964), (7752, 19970), (7988, 19380), (9690, 15976), (9985, 15504), (11982, 12920)]