78060240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 160

約数和(自身を含む): 273196800

約数和(自身を除く): 195136560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 135, 142, 144, 180, 213, 216, 240, 270, 284, 355, 360, 426, 432, 509, 540, 568, 639, 710, 720, 852, 1018, 1065, 1080, 1136, 1278, 1420, 1527, 1704, 1917, 2036, 2130, 2160, 2545, 2556, 2840, 3054, 3195, 3408, 3834, 4072, 4260, 4581, 5090, 5112, 5680, 6108, 6390, 7635, 7668, 8144, 8520, 9162, 9585, 10180, 10224, 12216, 12780, 13743, 15270, 15336, 17040, 18324, 19170, 20360, 22905, 24432, 25560, 27486, 30540, 30672, 36139, 36648, 38340, 40720, 45810, 51120, 54972, 61080, 68715, 72278, 73296, 76680, 91620, 108417, 109944, 122160, 137430, 144556, 153360, 180695, 183240, 216834, 219888, 274860, 289112, 325251, 361390, 366480, 433668, 542085, 549720, 578224, 650502, 722780, 867336, 975753, 1084170, 1099440, 1301004, 1445560, 1626255, 1734672, 1951506, 2168340, 2602008, 2891120, 3252510, 3903012, 4336680, 4878765, 5204016, 6505020, 7806024, 8673360, 9757530, 13010040, 15612048, 19515060, 26020080, 39030120, 78060240]

約数ペア:

[(1, 78060240), (2, 39030120), (3, 26020080), (4, 19515060), (5, 15612048), (6, 13010040), (8, 9757530), (9, 8673360), (10, 7806024), (12, 6505020), (15, 5204016), (16, 4878765), (18, 4336680), (20, 3903012), (24, 3252510), (27, 2891120), (30, 2602008), (36, 2168340), (40, 1951506), (45, 1734672), (48, 1626255), (54, 1445560), (60, 1301004), (71, 1099440), (72, 1084170), (80, 975753), (90, 867336), (108, 722780), (120, 650502), (135, 578224), (142, 549720), (144, 542085), (180, 433668), (213, 366480), (216, 361390), (240, 325251), (270, 289112), (284, 274860), (355, 219888), (360, 216834), (426, 183240), (432, 180695), (509, 153360), (540, 144556), (568, 137430), (639, 122160), (710, 109944), (720, 108417), (852, 91620), (1018, 76680), (1065, 73296), (1080, 72278), (1136, 68715), (1278, 61080), (1420, 54972), (1527, 51120), (1704, 45810), (1917, 40720), (2036, 38340), (2130, 36648), (2160, 36139), (2545, 30672), (2556, 30540), (2840, 27486), (3054, 25560), (3195, 24432), (3408, 22905), (3834, 20360), (4072, 19170), (4260, 18324), (4581, 17040), (5090, 15336), (5112, 15270), (5680, 13743), (6108, 12780), (6390, 12216), (7635, 10224), (7668, 10180), (8144, 9585), (8520, 9162)]