71325540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 288

約数和(自身を含む): 270781056

約数和(自身を除く): 199455516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 17, 18, 20, 22, 26, 30, 33, 34, 36, 39, 44, 45, 51, 52, 55, 60, 65, 66, 68, 78, 85, 90, 99, 102, 110, 117, 130, 132, 143, 153, 156, 163, 165, 170, 180, 187, 195, 198, 204, 220, 221, 234, 255, 260, 286, 306, 326, 330, 340, 374, 390, 396, 429, 442, 468, 489, 495, 510, 561, 572, 585, 612, 652, 660, 663, 715, 748, 765, 780, 815, 858, 884, 935, 978, 990, 1020, 1105, 1122, 1170, 1287, 1326, 1430, 1467, 1530, 1630, 1683, 1716, 1793, 1870, 1956, 1980, 1989, 2119, 2145, 2210, 2244, 2340, 2431, 2445, 2574, 2652, 2771, 2805, 2860, 2934, 3060, 3260, 3315, 3366, 3586, 3740, 3978, 4238, 4290, 4420, 4862, 4890, 5148, 5379, 5542, 5610, 5868, 6357, 6435, 6630, 6732, 7172, 7293, 7335, 7956, 8313, 8415, 8476, 8580, 8965, 9724, 9780, 9945, 10595, 10758, 11084, 11220, 12155, 12714, 12870, 13260, 13855, 14586, 14670, 16137, 16626, 16830, 17930, 19071, 19890, 21190, 21516, 21879, 23309, 24310, 24939, 25428, 25740, 26895, 27710, 29172, 29340, 30481, 31785, 32274, 33252, 33660, 35860, 36023, 36465, 38142, 39780, 41565, 42380, 43758, 46618, 48620, 49878, 53790, 55420, 60962, 63570, 64548, 69927, 72046, 72930, 76284, 80685, 83130, 87516, 91443, 93236, 95355, 99756, 107580, 108069, 109395, 116545, 121924, 124695, 127140, 139854, 144092, 145860, 152405, 161370, 166260, 180115, 182886, 190710, 209781, 216138, 218790, 233090, 249390, 274329, 279708, 304810, 322740, 324207, 349635, 360230, 365772, 381420, 396253, 419562, 432276, 437580, 457215, 466180, 498780, 540345, 548658, 609620, 648414, 699270, 720460, 792506, 839124, 914430, 1048905, 1080690, 1097316, 1188759, 1296828, 1371645, 1398540, 1585012, 1621035, 1828860, 1981265, 2097810, 2161380, 2377518, 2743290, 3242070, 3566277, 3962530, 4195620, 4755036, 5486580, 5943795, 6484140, 7132554, 7925060, 11887590, 14265108, 17831385, 23775180, 35662770, 71325540]

約数ペア:

[(1, 71325540), (2, 35662770), (3, 23775180), (4, 17831385), (5, 14265108), (6, 11887590), (9, 7925060), (10, 7132554), (11, 6484140), (12, 5943795), (13, 5486580), (15, 4755036), (17, 4195620), (18, 3962530), (20, 3566277), (22, 3242070), (26, 2743290), (30, 2377518), (33, 2161380), (34, 2097810), (36, 1981265), (39, 1828860), (44, 1621035), (45, 1585012), (51, 1398540), (52, 1371645), (55, 1296828), (60, 1188759), (65, 1097316), (66, 1080690), (68, 1048905), (78, 914430), (85, 839124), (90, 792506), (99, 720460), (102, 699270), (110, 648414), (117, 609620), (130, 548658), (132, 540345), (143, 498780), (153, 466180), (156, 457215), (163, 437580), (165, 432276), (170, 419562), (180, 396253), (187, 381420), (195, 365772), (198, 360230), (204, 349635), (220, 324207), (221, 322740), (234, 304810), (255, 279708), (260, 274329), (286, 249390), (306, 233090), (326, 218790), (330, 216138), (340, 209781), (374, 190710), (390, 182886), (396, 180115), (429, 166260), (442, 161370), (468, 152405), (489, 145860), (495, 144092), (510, 139854), (561, 127140), (572, 124695), (585, 121924), (612, 116545), (652, 109395), (660, 108069), (663, 107580), (715, 99756), (748, 95355), (765, 93236), (780, 91443), (815, 87516), (858, 83130), (884, 80685), (935, 76284), (978, 72930), (990, 72046), (1020, 69927), (1105, 64548), (1122, 63570), (1170, 60962), (1287, 55420), (1326, 53790), (1430, 49878), (1467, 48620), (1530, 46618), (1630, 43758), (1683, 42380), (1716, 41565), (1793, 39780), (1870, 38142), (1956, 36465), (1980, 36023), (1989, 35860), (2119, 33660), (2145, 33252), (2210, 32274), (2244, 31785), (2340, 30481), (2431, 29340), (2445, 29172), (2574, 27710), (2652, 26895), (2771, 25740), (2805, 25428), (2860, 24939), (2934, 24310), (3060, 23309), (3260, 21879), (3315, 21516), (3366, 21190), (3586, 19890), (3740, 19071), (3978, 17930), (4238, 16830), (4290, 16626), (4420, 16137), (4862, 14670), (4890, 14586), (5148, 13855), (5379, 13260), (5542, 12870), (5610, 12714), (5868, 12155), (6357, 11220), (6435, 11084), (6630, 10758), (6732, 10595), (7172, 9945), (7293, 9780), (7335, 9724), (7956, 8965), (8313, 8580), (8415, 8476)]