138486920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 386104320

約数和(自身を除く): 247617400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 71, 88, 104, 110, 121, 124, 130, 142, 143, 155, 220, 242, 248, 260, 284, 286, 310, 341, 355, 403, 440, 484, 520, 568, 572, 605, 620, 682, 710, 715, 781, 806, 923, 968, 1144, 1210, 1240, 1364, 1420, 1430, 1562, 1573, 1612, 1705, 1846, 2015, 2201, 2420, 2728, 2840, 2860, 3124, 3146, 3224, 3410, 3692, 3751, 3905, 4030, 4402, 4433, 4615, 4840, 5720, 6248, 6292, 6820, 7384, 7502, 7810, 7865, 8060, 8591, 8804, 8866, 9230, 10153, 11005, 12584, 13640, 15004, 15620, 15730, 16120, 17182, 17608, 17732, 18460, 18755, 20306, 22010, 22165, 24211, 28613, 30008, 31240, 31460, 34364, 35464, 36920, 37510, 40612, 42955, 44020, 44330, 48422, 48763, 50765, 57226, 62920, 68728, 75020, 81224, 85910, 88040, 88660, 96844, 97526, 101530, 111683, 114452, 121055, 143065, 150040, 171820, 177320, 193688, 195052, 203060, 223366, 228904, 242110, 243815, 266321, 286130, 314743, 343640, 390104, 406120, 446732, 484220, 487630, 532642, 558415, 572260, 629486, 893464, 968440, 975260, 1065284, 1116830, 1144520, 1258972, 1331605, 1573715, 1950520, 2130568, 2233660, 2517944, 2663210, 3147430, 3462173, 4467320, 5326420, 6294860, 6924346, 10652840, 12589720, 13848692, 17310865, 27697384, 34621730, 69243460, 138486920]

約数ペア:

[(1, 138486920), (2, 69243460), (4, 34621730), (5, 27697384), (8, 17310865), (10, 13848692), (11, 12589720), (13, 10652840), (20, 6924346), (22, 6294860), (26, 5326420), (31, 4467320), (40, 3462173), (44, 3147430), (52, 2663210), (55, 2517944), (62, 2233660), (65, 2130568), (71, 1950520), (88, 1573715), (104, 1331605), (110, 1258972), (121, 1144520), (124, 1116830), (130, 1065284), (142, 975260), (143, 968440), (155, 893464), (220, 629486), (242, 572260), (248, 558415), (260, 532642), (284, 487630), (286, 484220), (310, 446732), (341, 406120), (355, 390104), (403, 343640), (440, 314743), (484, 286130), (520, 266321), (568, 243815), (572, 242110), (605, 228904), (620, 223366), (682, 203060), (710, 195052), (715, 193688), (781, 177320), (806, 171820), (923, 150040), (968, 143065), (1144, 121055), (1210, 114452), (1240, 111683), (1364, 101530), (1420, 97526), (1430, 96844), (1562, 88660), (1573, 88040), (1612, 85910), (1705, 81224), (1846, 75020), (2015, 68728), (2201, 62920), (2420, 57226), (2728, 50765), (2840, 48763), (2860, 48422), (3124, 44330), (3146, 44020), (3224, 42955), (3410, 40612), (3692, 37510), (3751, 36920), (3905, 35464), (4030, 34364), (4402, 31460), (4433, 31240), (4615, 30008), (4840, 28613), (5720, 24211), (6248, 22165), (6292, 22010), (6820, 20306), (7384, 18755), (7502, 18460), (7810, 17732), (7865, 17608), (8060, 17182), (8591, 16120), (8804, 15730), (8866, 15620), (9230, 15004), (10153, 13640), (11005, 12584)]