171485640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 256

約数和(自身を含む): 616032000

約数和(自身を除く): 444546360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 61, 72, 76, 90, 95, 108, 114, 120, 122, 135, 137, 152, 171, 180, 183, 190, 216, 228, 244, 270, 274, 285, 305, 342, 360, 366, 380, 411, 456, 488, 513, 540, 548, 549, 570, 610, 684, 685, 732, 760, 822, 855, 915, 1026, 1080, 1096, 1098, 1140, 1159, 1220, 1233, 1368, 1370, 1464, 1644, 1647, 1710, 1830, 2052, 2055, 2196, 2280, 2318, 2440, 2466, 2565, 2603, 2740, 2745, 3288, 3294, 3420, 3477, 3660, 3699, 4104, 4110, 4392, 4636, 4932, 5130, 5206, 5480, 5490, 5795, 6165, 6588, 6840, 6954, 7320, 7398, 7809, 8220, 8235, 8357, 9272, 9864, 10260, 10412, 10431, 10980, 11590, 12330, 13015, 13176, 13908, 14796, 15618, 16440, 16470, 16714, 17385, 18495, 20520, 20824, 20862, 21960, 23180, 23427, 24660, 25071, 26030, 27816, 29592, 31236, 31293, 32940, 33428, 34770, 36990, 39045, 41724, 41785, 46360, 46854, 49320, 50142, 52060, 52155, 62472, 62586, 65880, 66856, 69540, 70281, 73980, 75213, 78090, 83448, 83570, 93708, 100284, 104120, 104310, 117135, 125172, 125355, 139080, 140562, 147960, 150426, 156180, 156465, 158783, 167140, 187416, 200568, 208620, 225639, 234270, 250344, 250710, 281124, 300852, 312360, 312930, 317566, 334280, 351405, 376065, 417240, 451278, 468540, 476349, 501420, 562248, 601704, 625860, 635132, 702810, 752130, 793915, 902556, 937080, 952698, 1002840, 1128195, 1251720, 1270264, 1405620, 1429047, 1504260, 1587830, 1805112, 1905396, 2256390, 2381745, 2811240, 2858094, 3008520, 3175660, 3810792, 4287141, 4512780, 4763490, 5716188, 6351320, 7145235, 8574282, 9025560, 9526980, 11432376, 14290470, 17148564, 19053960, 21435705, 28580940, 34297128, 42871410, 57161880, 85742820, 171485640]

約数ペア:

[(1, 171485640), (2, 85742820), (3, 57161880), (4, 42871410), (5, 34297128), (6, 28580940), (8, 21435705), (9, 19053960), (10, 17148564), (12, 14290470), (15, 11432376), (18, 9526980), (19, 9025560), (20, 8574282), (24, 7145235), (27, 6351320), (30, 5716188), (36, 4763490), (38, 4512780), (40, 4287141), (45, 3810792), (54, 3175660), (57, 3008520), (60, 2858094), (61, 2811240), (72, 2381745), (76, 2256390), (90, 1905396), (95, 1805112), (108, 1587830), (114, 1504260), (120, 1429047), (122, 1405620), (135, 1270264), (137, 1251720), (152, 1128195), (171, 1002840), (180, 952698), (183, 937080), (190, 902556), (216, 793915), (228, 752130), (244, 702810), (270, 635132), (274, 625860), (285, 601704), (305, 562248), (342, 501420), (360, 476349), (366, 468540), (380, 451278), (411, 417240), (456, 376065), (488, 351405), (513, 334280), (540, 317566), (548, 312930), (549, 312360), (570, 300852), (610, 281124), (684, 250710), (685, 250344), (732, 234270), (760, 225639), (822, 208620), (855, 200568), (915, 187416), (1026, 167140), (1080, 158783), (1096, 156465), (1098, 156180), (1140, 150426), (1159, 147960), (1220, 140562), (1233, 139080), (1368, 125355), (1370, 125172), (1464, 117135), (1644, 104310), (1647, 104120), (1710, 100284), (1830, 93708), (2052, 83570), (2055, 83448), (2196, 78090), (2280, 75213), (2318, 73980), (2440, 70281), (2466, 69540), (2565, 66856), (2603, 65880), (2740, 62586), (2745, 62472), (3288, 52155), (3294, 52060), (3420, 50142), (3477, 49320), (3660, 46854), (3699, 46360), (4104, 41785), (4110, 41724), (4392, 39045), (4636, 36990), (4932, 34770), (5130, 33428), (5206, 32940), (5480, 31293), (5490, 31236), (5795, 29592), (6165, 27816), (6588, 26030), (6840, 25071), (6954, 24660), (7320, 23427), (7398, 23180), (7809, 21960), (8220, 20862), (8235, 20824), (8357, 20520), (9272, 18495), (9864, 17385), (10260, 16714), (10412, 16470), (10431, 16440), (10980, 15618), (11590, 14796), (12330, 13908), (13015, 13176)]