71988540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 192

約数和(自身を含む): 236234880

約数和(自身を除く): 164246340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 61, 65, 68, 78, 85, 89, 102, 122, 130, 156, 170, 178, 183, 195, 204, 221, 244, 255, 260, 267, 305, 340, 356, 366, 390, 442, 445, 510, 534, 610, 663, 732, 780, 793, 884, 890, 915, 1020, 1037, 1068, 1105, 1157, 1220, 1326, 1335, 1513, 1586, 1780, 1830, 2074, 2210, 2314, 2379, 2652, 2670, 3026, 3111, 3172, 3315, 3471, 3660, 3965, 4148, 4420, 4539, 4628, 4758, 5185, 5340, 5429, 5785, 6052, 6222, 6630, 6942, 7565, 7930, 9078, 9516, 10370, 10858, 11570, 11895, 12444, 13260, 13481, 13884, 15130, 15555, 15860, 16287, 17355, 18156, 19669, 20740, 21716, 22695, 23140, 23790, 26962, 27145, 30260, 31110, 32574, 34710, 39338, 40443, 45390, 47580, 53924, 54290, 59007, 62220, 65148, 67405, 69420, 70577, 78676, 80886, 81435, 90780, 92293, 98345, 108580, 118014, 134810, 141154, 161772, 162870, 184586, 196690, 202215, 211731, 236028, 269620, 276879, 282308, 295035, 325740, 352885, 369172, 393380, 404430, 423462, 461465, 553758, 590070, 705770, 808860, 846924, 922930, 1058655, 1107516, 1180140, 1199809, 1384395, 1411540, 1845860, 2117310, 2399618, 2768790, 3599427, 4234620, 4799236, 5537580, 5999045, 7198854, 11998090, 14397708, 17997135, 23996180, 35994270, 71988540]

約数ペア:

[(1, 71988540), (2, 35994270), (3, 23996180), (4, 17997135), (5, 14397708), (6, 11998090), (10, 7198854), (12, 5999045), (13, 5537580), (15, 4799236), (17, 4234620), (20, 3599427), (26, 2768790), (30, 2399618), (34, 2117310), (39, 1845860), (51, 1411540), (52, 1384395), (60, 1199809), (61, 1180140), (65, 1107516), (68, 1058655), (78, 922930), (85, 846924), (89, 808860), (102, 705770), (122, 590070), (130, 553758), (156, 461465), (170, 423462), (178, 404430), (183, 393380), (195, 369172), (204, 352885), (221, 325740), (244, 295035), (255, 282308), (260, 276879), (267, 269620), (305, 236028), (340, 211731), (356, 202215), (366, 196690), (390, 184586), (442, 162870), (445, 161772), (510, 141154), (534, 134810), (610, 118014), (663, 108580), (732, 98345), (780, 92293), (793, 90780), (884, 81435), (890, 80886), (915, 78676), (1020, 70577), (1037, 69420), (1068, 67405), (1105, 65148), (1157, 62220), (1220, 59007), (1326, 54290), (1335, 53924), (1513, 47580), (1586, 45390), (1780, 40443), (1830, 39338), (2074, 34710), (2210, 32574), (2314, 31110), (2379, 30260), (2652, 27145), (2670, 26962), (3026, 23790), (3111, 23140), (3172, 22695), (3315, 21716), (3471, 20740), (3660, 19669), (3965, 18156), (4148, 17355), (4420, 16287), (4539, 15860), (4628, 15555), (4758, 15130), (5185, 13884), (5340, 13481), (5429, 13260), (5785, 12444), (6052, 11895), (6222, 11570), (6630, 10858), (6942, 10370), (7565, 9516), (7930, 9078)]