248656680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:608

約数の個数: 192

約数和(自身を含む): 859248000

約数和(自身を除く): 610591320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 59, 60, 69, 72, 90, 92, 115, 118, 120, 138, 177, 180, 184, 207, 230, 236, 276, 295, 345, 354, 360, 414, 460, 472, 509, 531, 552, 590, 690, 708, 828, 885, 920, 1018, 1035, 1062, 1180, 1357, 1380, 1416, 1527, 1656, 1770, 2036, 2070, 2124, 2360, 2545, 2655, 2714, 2760, 3054, 3540, 4071, 4072, 4140, 4248, 4581, 5090, 5310, 5428, 6108, 6785, 7080, 7635, 8142, 8280, 9162, 10180, 10620, 10856, 11707, 12213, 12216, 13570, 15270, 16284, 18324, 20355, 20360, 21240, 22905, 23414, 24426, 27140, 30031, 30540, 32568, 35121, 36648, 40710, 45810, 46828, 48852, 54280, 58535, 60062, 61065, 61080, 70242, 81420, 90093, 91620, 93656, 97704, 105363, 117070, 120124, 122130, 140484, 150155, 162840, 175605, 180186, 183240, 210726, 234140, 240248, 244260, 270279, 280968, 300310, 351210, 360372, 421452, 450465, 468280, 488520, 526815, 540558, 600620, 690713, 702420, 720744, 842904, 900930, 1053630, 1081116, 1201240, 1351395, 1381426, 1404840, 1801860, 2072139, 2107260, 2162232, 2702790, 2762852, 3453565, 3603720, 4144278, 4214520, 5405580, 5525704, 6216417, 6907130, 8288556, 10360695, 10811160, 12432834, 13814260, 16577112, 20721390, 24865668, 27628520, 31082085, 41442780, 49731336, 62164170, 82885560, 124328340, 248656680]

約数ペア:

[(1, 248656680), (2, 124328340), (3, 82885560), (4, 62164170), (5, 49731336), (6, 41442780), (8, 31082085), (9, 27628520), (10, 24865668), (12, 20721390), (15, 16577112), (18, 13814260), (20, 12432834), (23, 10811160), (24, 10360695), (30, 8288556), (36, 6907130), (40, 6216417), (45, 5525704), (46, 5405580), (59, 4214520), (60, 4144278), (69, 3603720), (72, 3453565), (90, 2762852), (92, 2702790), (115, 2162232), (118, 2107260), (120, 2072139), (138, 1801860), (177, 1404840), (180, 1381426), (184, 1351395), (207, 1201240), (230, 1081116), (236, 1053630), (276, 900930), (295, 842904), (345, 720744), (354, 702420), (360, 690713), (414, 600620), (460, 540558), (472, 526815), (509, 488520), (531, 468280), (552, 450465), (590, 421452), (690, 360372), (708, 351210), (828, 300310), (885, 280968), (920, 270279), (1018, 244260), (1035, 240248), (1062, 234140), (1180, 210726), (1357, 183240), (1380, 180186), (1416, 175605), (1527, 162840), (1656, 150155), (1770, 140484), (2036, 122130), (2070, 120124), (2124, 117070), (2360, 105363), (2545, 97704), (2655, 93656), (2714, 91620), (2760, 90093), (3054, 81420), (3540, 70242), (4071, 61080), (4072, 61065), (4140, 60062), (4248, 58535), (4581, 54280), (5090, 48852), (5310, 46828), (5428, 45810), (6108, 40710), (6785, 36648), (7080, 35121), (7635, 32568), (8142, 30540), (8280, 30031), (9162, 27140), (10180, 24426), (10620, 23414), (10856, 22905), (11707, 21240), (12213, 20360), (12216, 20355), (13570, 18324), (15270, 16284)]