178702740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 580608000

約数和(自身を除く): 401905260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 71, 79, 90, 108, 118, 135, 142, 158, 177, 180, 213, 236, 237, 270, 284, 295, 316, 354, 355, 395, 426, 474, 531, 540, 590, 639, 708, 710, 711, 790, 852, 885, 948, 1062, 1065, 1180, 1185, 1278, 1420, 1422, 1580, 1593, 1770, 1917, 2124, 2130, 2133, 2370, 2556, 2655, 2844, 3186, 3195, 3540, 3555, 3834, 4189, 4260, 4266, 4661, 4740, 5310, 5609, 6372, 6390, 7110, 7668, 7965, 8378, 8532, 9322, 9585, 10620, 10665, 11218, 12567, 12780, 13983, 14220, 15930, 16756, 16827, 18644, 19170, 20945, 21330, 22436, 23305, 25134, 27966, 28045, 31860, 33654, 37701, 38340, 41890, 41949, 42660, 46610, 50268, 50481, 55932, 56090, 62835, 67308, 69915, 75402, 83780, 83898, 84135, 93220, 100962, 112180, 113103, 125670, 125847, 139830, 150804, 151443, 167796, 168270, 188505, 201924, 209745, 226206, 251340, 251694, 252405, 279660, 302886, 330931, 336540, 377010, 419490, 452412, 503388, 504810, 565515, 605772, 629235, 661862, 754020, 757215, 838980, 992793, 1009620, 1131030, 1258470, 1323724, 1514430, 1654655, 1985586, 2262060, 2516940, 2978379, 3028860, 3309310, 3971172, 4963965, 5956758, 6618620, 8935137, 9927930, 11913516, 14891895, 17870274, 19855860, 29783790, 35740548, 44675685, 59567580, 89351370, 178702740]

約数ペア:

[(1, 178702740), (2, 89351370), (3, 59567580), (4, 44675685), (5, 35740548), (6, 29783790), (9, 19855860), (10, 17870274), (12, 14891895), (15, 11913516), (18, 9927930), (20, 8935137), (27, 6618620), (30, 5956758), (36, 4963965), (45, 3971172), (54, 3309310), (59, 3028860), (60, 2978379), (71, 2516940), (79, 2262060), (90, 1985586), (108, 1654655), (118, 1514430), (135, 1323724), (142, 1258470), (158, 1131030), (177, 1009620), (180, 992793), (213, 838980), (236, 757215), (237, 754020), (270, 661862), (284, 629235), (295, 605772), (316, 565515), (354, 504810), (355, 503388), (395, 452412), (426, 419490), (474, 377010), (531, 336540), (540, 330931), (590, 302886), (639, 279660), (708, 252405), (710, 251694), (711, 251340), (790, 226206), (852, 209745), (885, 201924), (948, 188505), (1062, 168270), (1065, 167796), (1180, 151443), (1185, 150804), (1278, 139830), (1420, 125847), (1422, 125670), (1580, 113103), (1593, 112180), (1770, 100962), (1917, 93220), (2124, 84135), (2130, 83898), (2133, 83780), (2370, 75402), (2556, 69915), (2655, 67308), (2844, 62835), (3186, 56090), (3195, 55932), (3540, 50481), (3555, 50268), (3834, 46610), (4189, 42660), (4260, 41949), (4266, 41890), (4661, 38340), (4740, 37701), (5310, 33654), (5609, 31860), (6372, 28045), (6390, 27966), (7110, 25134), (7668, 23305), (7965, 22436), (8378, 21330), (8532, 20945), (9322, 19170), (9585, 18644), (10620, 16827), (10665, 16756), (11218, 15930), (12567, 14220), (12780, 13983)]