84768880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 245698560

約数和(自身を除く): 160929680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 133, 140, 152, 155, 190, 217, 248, 257, 266, 280, 304, 310, 380, 434, 496, 514, 532, 560, 589, 620, 665, 760, 868, 1028, 1064, 1085, 1178, 1240, 1285, 1330, 1520, 1736, 1799, 2056, 2128, 2170, 2356, 2480, 2570, 2660, 2945, 3472, 3598, 4112, 4123, 4340, 4712, 4883, 5140, 5320, 5890, 7196, 7967, 8246, 8680, 8995, 9424, 9766, 10280, 10640, 11780, 14392, 15934, 16492, 17360, 17990, 19532, 20560, 20615, 23560, 24415, 28784, 31868, 32984, 34181, 35980, 39064, 39835, 41230, 47120, 48830, 55769, 63736, 65968, 68362, 71960, 78128, 79670, 82460, 97660, 111538, 127472, 136724, 143920, 151373, 159340, 164920, 170905, 195320, 223076, 273448, 278845, 302746, 318680, 329840, 341810, 390640, 446152, 546896, 557690, 605492, 637360, 683620, 756865, 892304, 1059611, 1115380, 1210984, 1367240, 1513730, 2119222, 2230760, 2421968, 2734480, 3027460, 4238444, 4461520, 5298055, 6054920, 8476888, 10596110, 12109840, 16953776, 21192220, 42384440, 84768880]

約数ペア:

[(1, 84768880), (2, 42384440), (4, 21192220), (5, 16953776), (7, 12109840), (8, 10596110), (10, 8476888), (14, 6054920), (16, 5298055), (19, 4461520), (20, 4238444), (28, 3027460), (31, 2734480), (35, 2421968), (38, 2230760), (40, 2119222), (56, 1513730), (62, 1367240), (70, 1210984), (76, 1115380), (80, 1059611), (95, 892304), (112, 756865), (124, 683620), (133, 637360), (140, 605492), (152, 557690), (155, 546896), (190, 446152), (217, 390640), (248, 341810), (257, 329840), (266, 318680), (280, 302746), (304, 278845), (310, 273448), (380, 223076), (434, 195320), (496, 170905), (514, 164920), (532, 159340), (560, 151373), (589, 143920), (620, 136724), (665, 127472), (760, 111538), (868, 97660), (1028, 82460), (1064, 79670), (1085, 78128), (1178, 71960), (1240, 68362), (1285, 65968), (1330, 63736), (1520, 55769), (1736, 48830), (1799, 47120), (2056, 41230), (2128, 39835), (2170, 39064), (2356, 35980), (2480, 34181), (2570, 32984), (2660, 31868), (2945, 28784), (3472, 24415), (3598, 23560), (4112, 20615), (4123, 20560), (4340, 19532), (4712, 17990), (4883, 17360), (5140, 16492), (5320, 15934), (5890, 14392), (7196, 11780), (7967, 10640), (8246, 10280), (8680, 9766), (8995, 9424)]