138840480

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{3571}}^1$

素因数の和:3601

約数の個数: 144

約数和(自身を含む): 491478624

約数和(自身を除く): 352638144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3571, 3888, 4320, 4860, 6480, 7142, 7776, 9720, 10713, 12960, 14284, 17855, 19440, 21426, 28568, 32139, 35710, 38880, 42852, 53565, 57136, 64278, 71420, 85704, 96417, 107130, 114272, 128556, 142840, 160695, 171408, 192834, 214260, 257112, 285680, 289251, 321390, 342816, 385668, 428520, 482085, 514224, 571360, 578502, 642780, 771336, 857040, 867753, 964170, 1028448, 1157004, 1285560, 1446255, 1542672, 1714080, 1735506, 1928340, 2314008, 2571120, 2892510, 3085344, 3471012, 3856680, 4338765, 4628016, 5142240, 5785020, 6942024, 7713360, 8677530, 9256032, 11570040, 13884048, 15426720, 17355060, 23140080, 27768096, 34710120, 46280160, 69420240, 138840480]

約数ペア:

[(1, 138840480), (2, 69420240), (3, 46280160), (4, 34710120), (5, 27768096), (6, 23140080), (8, 17355060), (9, 15426720), (10, 13884048), (12, 11570040), (15, 9256032), (16, 8677530), (18, 7713360), (20, 6942024), (24, 5785020), (27, 5142240), (30, 4628016), (32, 4338765), (36, 3856680), (40, 3471012), (45, 3085344), (48, 2892510), (54, 2571120), (60, 2314008), (72, 1928340), (80, 1735506), (81, 1714080), (90, 1542672), (96, 1446255), (108, 1285560), (120, 1157004), (135, 1028448), (144, 964170), (160, 867753), (162, 857040), (180, 771336), (216, 642780), (240, 578502), (243, 571360), (270, 514224), (288, 482085), (324, 428520), (360, 385668), (405, 342816), (432, 321390), (480, 289251), (486, 285680), (540, 257112), (648, 214260), (720, 192834), (810, 171408), (864, 160695), (972, 142840), (1080, 128556), (1215, 114272), (1296, 107130), (1440, 96417), (1620, 85704), (1944, 71420), (2160, 64278), (2430, 57136), (2592, 53565), (3240, 42852), (3571, 38880), (3888, 35710), (4320, 32139), (4860, 28568), (6480, 21426), (7142, 19440), (7776, 17855), (9720, 14284), (10713, 12960)]