221412420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 740275200

約数和(自身を除く): 518862780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 89, 90, 102, 108, 135, 153, 170, 178, 180, 204, 255, 267, 270, 271, 306, 340, 356, 445, 459, 510, 534, 540, 542, 612, 765, 801, 813, 890, 918, 1020, 1068, 1084, 1335, 1355, 1513, 1530, 1602, 1626, 1780, 1836, 2295, 2403, 2439, 2670, 2710, 3026, 3060, 3204, 3252, 4005, 4065, 4539, 4590, 4607, 4806, 4878, 5340, 5420, 6052, 7317, 7565, 8010, 8130, 9078, 9180, 9214, 9612, 9756, 12015, 12195, 13617, 13821, 14634, 15130, 16020, 16260, 18156, 18428, 22695, 23035, 24030, 24119, 24390, 27234, 27642, 29268, 30260, 36585, 40851, 41463, 45390, 46070, 48060, 48238, 48780, 54468, 55284, 68085, 69105, 72357, 73170, 81702, 82926, 90780, 92140, 96476, 120595, 124389, 136170, 138210, 144714, 146340, 163404, 165852, 204255, 207315, 217071, 241190, 248778, 272340, 276420, 289428, 361785, 408510, 410023, 414630, 434142, 482380, 497556, 621945, 651213, 723570, 817020, 820046, 829260, 868284, 1085355, 1230069, 1243890, 1302426, 1447140, 1640092, 2050115, 2170710, 2460138, 2487780, 2604852, 3256065, 3690207, 4100230, 4341420, 4920276, 6150345, 6512130, 7380414, 8200460, 11070621, 12300690, 13024260, 14760828, 18451035, 22141242, 24601380, 36902070, 44282484, 55353105, 73804140, 110706210, 221412420]

約数ペア:

[(1, 221412420), (2, 110706210), (3, 73804140), (4, 55353105), (5, 44282484), (6, 36902070), (9, 24601380), (10, 22141242), (12, 18451035), (15, 14760828), (17, 13024260), (18, 12300690), (20, 11070621), (27, 8200460), (30, 7380414), (34, 6512130), (36, 6150345), (45, 4920276), (51, 4341420), (54, 4100230), (60, 3690207), (68, 3256065), (85, 2604852), (89, 2487780), (90, 2460138), (102, 2170710), (108, 2050115), (135, 1640092), (153, 1447140), (170, 1302426), (178, 1243890), (180, 1230069), (204, 1085355), (255, 868284), (267, 829260), (270, 820046), (271, 817020), (306, 723570), (340, 651213), (356, 621945), (445, 497556), (459, 482380), (510, 434142), (534, 414630), (540, 410023), (542, 408510), (612, 361785), (765, 289428), (801, 276420), (813, 272340), (890, 248778), (918, 241190), (1020, 217071), (1068, 207315), (1084, 204255), (1335, 165852), (1355, 163404), (1513, 146340), (1530, 144714), (1602, 138210), (1626, 136170), (1780, 124389), (1836, 120595), (2295, 96476), (2403, 92140), (2439, 90780), (2670, 82926), (2710, 81702), (3026, 73170), (3060, 72357), (3204, 69105), (3252, 68085), (4005, 55284), (4065, 54468), (4539, 48780), (4590, 48238), (4607, 48060), (4806, 46070), (4878, 45390), (5340, 41463), (5420, 40851), (6052, 36585), (7317, 30260), (7565, 29268), (8010, 27642), (8130, 27234), (9078, 24390), (9180, 24119), (9214, 24030), (9612, 23035), (9756, 22695), (12015, 18428), (12195, 18156), (13617, 16260), (13821, 16020), (14634, 15130)]