197780880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3989

約数の個数: 160

約数和(自身を含む): 704240640

約数和(自身を除く): 506459760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 132, 152, 165, 176, 190, 209, 220, 228, 240, 264, 285, 304, 330, 380, 418, 440, 456, 528, 570, 627, 660, 760, 836, 880, 912, 1045, 1140, 1254, 1320, 1520, 1672, 2090, 2280, 2508, 2640, 3135, 3344, 3943, 4180, 4560, 5016, 6270, 7886, 8360, 10032, 11829, 12540, 15772, 16720, 19715, 23658, 25080, 31544, 39430, 43373, 47316, 50160, 59145, 63088, 74917, 78860, 86746, 94632, 118290, 130119, 149834, 157720, 173492, 189264, 216865, 224751, 236580, 260238, 299668, 315440, 346984, 374585, 433730, 449502, 473160, 520476, 599336, 650595, 693968, 749170, 824087, 867460, 899004, 946320, 1040952, 1123755, 1198672, 1301190, 1498340, 1648174, 1734920, 1798008, 2081904, 2247510, 2472261, 2602380, 2996680, 3296348, 3469840, 3596016, 4120435, 4495020, 4944522, 5204760, 5993360, 6592696, 8240870, 8990040, 9889044, 10409520, 12361305, 13185392, 16481740, 17980080, 19778088, 24722610, 32963480, 39556176, 49445220, 65926960, 98890440, 197780880]

約数ペア:

[(1, 197780880), (2, 98890440), (3, 65926960), (4, 49445220), (5, 39556176), (6, 32963480), (8, 24722610), (10, 19778088), (11, 17980080), (12, 16481740), (15, 13185392), (16, 12361305), (19, 10409520), (20, 9889044), (22, 8990040), (24, 8240870), (30, 6592696), (33, 5993360), (38, 5204760), (40, 4944522), (44, 4495020), (48, 4120435), (55, 3596016), (57, 3469840), (60, 3296348), (66, 2996680), (76, 2602380), (80, 2472261), (88, 2247510), (95, 2081904), (110, 1798008), (114, 1734920), (120, 1648174), (132, 1498340), (152, 1301190), (165, 1198672), (176, 1123755), (190, 1040952), (209, 946320), (220, 899004), (228, 867460), (240, 824087), (264, 749170), (285, 693968), (304, 650595), (330, 599336), (380, 520476), (418, 473160), (440, 449502), (456, 433730), (528, 374585), (570, 346984), (627, 315440), (660, 299668), (760, 260238), (836, 236580), (880, 224751), (912, 216865), (1045, 189264), (1140, 173492), (1254, 157720), (1320, 149834), (1520, 130119), (1672, 118290), (2090, 94632), (2280, 86746), (2508, 78860), (2640, 74917), (3135, 63088), (3344, 59145), (3943, 50160), (4180, 47316), (4560, 43373), (5016, 39430), (6270, 31544), (7886, 25080), (8360, 23658), (10032, 19715), (11829, 16720), (12540, 15772)]