161911260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 288

約数和(自身を含む): 605509632

約数和(自身を除く): 443598372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 37, 42, 45, 46, 60, 63, 69, 70, 74, 84, 90, 92, 105, 111, 115, 126, 138, 140, 148, 151, 161, 180, 185, 207, 210, 222, 230, 252, 259, 276, 302, 315, 322, 333, 345, 370, 414, 420, 444, 453, 460, 483, 518, 555, 604, 630, 644, 666, 690, 740, 755, 777, 805, 828, 851, 906, 966, 1035, 1036, 1057, 1110, 1260, 1295, 1332, 1359, 1380, 1449, 1510, 1554, 1610, 1665, 1702, 1812, 1932, 2070, 2114, 2220, 2265, 2331, 2415, 2553, 2590, 2718, 2898, 3020, 3108, 3171, 3220, 3330, 3404, 3473, 3885, 4140, 4228, 4255, 4530, 4662, 4830, 5106, 5180, 5285, 5436, 5587, 5796, 5957, 6342, 6660, 6795, 6946, 7245, 7659, 7770, 8510, 9060, 9324, 9513, 9660, 10212, 10419, 10570, 11174, 11655, 11914, 12684, 12765, 13590, 13892, 14490, 15318, 15540, 15855, 16761, 17020, 17365, 17871, 19026, 20838, 21140, 22348, 23310, 23828, 24311, 25530, 27180, 27935, 28980, 29785, 30636, 31257, 31710, 33522, 34730, 35742, 38052, 38295, 39109, 41676, 46620, 47565, 48622, 50283, 51060, 52095, 53613, 55870, 59570, 62514, 63420, 67044, 69460, 71484, 72933, 76590, 78218, 83805, 89355, 95130, 97244, 100566, 104190, 107226, 111740, 117327, 119140, 121555, 125028, 128501, 145866, 153180, 156285, 156436, 167610, 178710, 190260, 195545, 201132, 208380, 214452, 218799, 234654, 243110, 251415, 257002, 268065, 291732, 312570, 335220, 351981, 357420, 364665, 385503, 391090, 437598, 469308, 486220, 502830, 514004, 536130, 586635, 625140, 642505, 703962, 729330, 771006, 782180, 875196, 899507, 1005660, 1072260, 1093995, 1156509, 1173270, 1285010, 1407924, 1458660, 1542012, 1759905, 1799014, 1927515, 2187990, 2313018, 2346540, 2570020, 2698521, 3519810, 3598028, 3855030, 4375980, 4497535, 4626036, 5397042, 5782545, 7039620, 7710060, 8095563, 8995070, 10794084, 11565090, 13492605, 16191126, 17990140, 23130180, 26985210, 32382252, 40477815, 53970420, 80955630, 161911260]

約数ペア:

[(1, 161911260), (2, 80955630), (3, 53970420), (4, 40477815), (5, 32382252), (6, 26985210), (7, 23130180), (9, 17990140), (10, 16191126), (12, 13492605), (14, 11565090), (15, 10794084), (18, 8995070), (20, 8095563), (21, 7710060), (23, 7039620), (28, 5782545), (30, 5397042), (35, 4626036), (36, 4497535), (37, 4375980), (42, 3855030), (45, 3598028), (46, 3519810), (60, 2698521), (63, 2570020), (69, 2346540), (70, 2313018), (74, 2187990), (84, 1927515), (90, 1799014), (92, 1759905), (105, 1542012), (111, 1458660), (115, 1407924), (126, 1285010), (138, 1173270), (140, 1156509), (148, 1093995), (151, 1072260), (161, 1005660), (180, 899507), (185, 875196), (207, 782180), (210, 771006), (222, 729330), (230, 703962), (252, 642505), (259, 625140), (276, 586635), (302, 536130), (315, 514004), (322, 502830), (333, 486220), (345, 469308), (370, 437598), (414, 391090), (420, 385503), (444, 364665), (453, 357420), (460, 351981), (483, 335220), (518, 312570), (555, 291732), (604, 268065), (630, 257002), (644, 251415), (666, 243110), (690, 234654), (740, 218799), (755, 214452), (777, 208380), (805, 201132), (828, 195545), (851, 190260), (906, 178710), (966, 167610), (1035, 156436), (1036, 156285), (1057, 153180), (1110, 145866), (1260, 128501), (1295, 125028), (1332, 121555), (1359, 119140), (1380, 117327), (1449, 111740), (1510, 107226), (1554, 104190), (1610, 100566), (1665, 97244), (1702, 95130), (1812, 89355), (1932, 83805), (2070, 78218), (2114, 76590), (2220, 72933), (2265, 71484), (2331, 69460), (2415, 67044), (2553, 63420), (2590, 62514), (2718, 59570), (2898, 55870), (3020, 53613), (3108, 52095), (3171, 51060), (3220, 50283), (3330, 48622), (3404, 47565), (3473, 46620), (3885, 41676), (4140, 39109), (4228, 38295), (4255, 38052), (4530, 35742), (4662, 34730), (4830, 33522), (5106, 31710), (5180, 31257), (5285, 30636), (5436, 29785), (5587, 28980), (5796, 27935), (5957, 27180), (6342, 25530), (6660, 24311), (6795, 23828), (6946, 23310), (7245, 22348), (7659, 21140), (7770, 20838), (8510, 19026), (9060, 17871), (9324, 17365), (9513, 17020), (9660, 16761), (10212, 15855), (10419, 15540), (10570, 15318), (11174, 14490), (11655, 13892), (11914, 13590), (12684, 12765)]