242739240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2451

約数の個数: 128

約数和(自身を含む): 780744960

約数和(自身を除く): 538005720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 444, 460, 552, 555, 690, 740, 851, 888, 920, 1110, 1380, 1480, 1702, 2220, 2377, 2553, 2760, 3404, 4255, 4440, 4754, 5106, 6808, 7131, 8510, 9508, 10212, 11885, 12765, 14262, 17020, 19016, 20424, 23770, 25530, 28524, 34040, 35655, 47540, 51060, 54671, 57048, 71310, 87949, 95080, 102120, 109342, 142620, 164013, 175898, 218684, 263847, 273355, 285240, 328026, 351796, 437368, 439745, 527694, 546710, 656052, 703592, 820065, 879490, 1055388, 1093420, 1312104, 1319235, 1640130, 1758980, 2022827, 2110776, 2186840, 2638470, 3280260, 3517960, 4045654, 5276940, 6068481, 6560520, 8091308, 10114135, 10553880, 12136962, 16182616, 20228270, 24273924, 30342405, 40456540, 48547848, 60684810, 80913080, 121369620, 242739240]

約数ペア:

[(1, 242739240), (2, 121369620), (3, 80913080), (4, 60684810), (5, 48547848), (6, 40456540), (8, 30342405), (10, 24273924), (12, 20228270), (15, 16182616), (20, 12136962), (23, 10553880), (24, 10114135), (30, 8091308), (37, 6560520), (40, 6068481), (46, 5276940), (60, 4045654), (69, 3517960), (74, 3280260), (92, 2638470), (111, 2186840), (115, 2110776), (120, 2022827), (138, 1758980), (148, 1640130), (184, 1319235), (185, 1312104), (222, 1093420), (230, 1055388), (276, 879490), (296, 820065), (345, 703592), (370, 656052), (444, 546710), (460, 527694), (552, 439745), (555, 437368), (690, 351796), (740, 328026), (851, 285240), (888, 273355), (920, 263847), (1110, 218684), (1380, 175898), (1480, 164013), (1702, 142620), (2220, 109342), (2377, 102120), (2553, 95080), (2760, 87949), (3404, 71310), (4255, 57048), (4440, 54671), (4754, 51060), (5106, 47540), (6808, 35655), (7131, 34040), (8510, 28524), (9508, 25530), (10212, 23770), (11885, 20424), (12765, 19016), (14262, 17020)]