15796980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 52416000

約数和(自身を除く): 36619020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 149, 155, 171, 180, 186, 190, 228, 279, 285, 298, 310, 342, 372, 380, 447, 465, 558, 570, 589, 596, 620, 684, 745, 855, 894, 930, 1116, 1140, 1178, 1341, 1395, 1490, 1710, 1767, 1788, 1860, 2235, 2356, 2682, 2790, 2831, 2945, 2980, 3420, 3534, 4470, 4619, 5301, 5364, 5580, 5662, 5890, 6705, 7068, 8493, 8835, 8940, 9238, 10602, 11324, 11780, 13410, 13857, 14155, 16986, 17670, 18476, 21204, 23095, 25479, 26505, 26820, 27714, 28310, 33972, 35340, 41571, 42465, 46190, 50958, 53010, 55428, 56620, 69285, 83142, 84930, 87761, 92380, 101916, 106020, 127395, 138570, 166284, 169860, 175522, 207855, 254790, 263283, 277140, 351044, 415710, 438805, 509580, 526566, 789849, 831420, 877610, 1053132, 1316415, 1579698, 1755220, 2632830, 3159396, 3949245, 5265660, 7898490, 15796980]

約数ペア:

[(1, 15796980), (2, 7898490), (3, 5265660), (4, 3949245), (5, 3159396), (6, 2632830), (9, 1755220), (10, 1579698), (12, 1316415), (15, 1053132), (18, 877610), (19, 831420), (20, 789849), (30, 526566), (31, 509580), (36, 438805), (38, 415710), (45, 351044), (57, 277140), (60, 263283), (62, 254790), (76, 207855), (90, 175522), (93, 169860), (95, 166284), (114, 138570), (124, 127395), (149, 106020), (155, 101916), (171, 92380), (180, 87761), (186, 84930), (190, 83142), (228, 69285), (279, 56620), (285, 55428), (298, 53010), (310, 50958), (342, 46190), (372, 42465), (380, 41571), (447, 35340), (465, 33972), (558, 28310), (570, 27714), (589, 26820), (596, 26505), (620, 25479), (684, 23095), (745, 21204), (855, 18476), (894, 17670), (930, 16986), (1116, 14155), (1140, 13857), (1178, 13410), (1341, 11780), (1395, 11324), (1490, 10602), (1710, 9238), (1767, 8940), (1788, 8835), (1860, 8493), (2235, 7068), (2356, 6705), (2682, 5890), (2790, 5662), (2831, 5580), (2945, 5364), (2980, 5301), (3420, 4619), (3534, 4470)]