73804140

素因数分解:

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

素因数の和:392

約数の個数: 144

約数和(自身を含む): 240589440

約数和(自身を除く): 166785300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 89, 90, 102, 153, 170, 178, 180, 204, 255, 267, 271, 306, 340, 356, 445, 510, 534, 542, 612, 765, 801, 813, 890, 1020, 1068, 1084, 1335, 1355, 1513, 1530, 1602, 1626, 1780, 2439, 2670, 2710, 3026, 3060, 3204, 3252, 4005, 4065, 4539, 4607, 4878, 5340, 5420, 6052, 7565, 8010, 8130, 9078, 9214, 9756, 12195, 13617, 13821, 15130, 16020, 16260, 18156, 18428, 22695, 23035, 24119, 24390, 27234, 27642, 30260, 41463, 45390, 46070, 48238, 48780, 54468, 55284, 68085, 69105, 72357, 82926, 90780, 92140, 96476, 120595, 136170, 138210, 144714, 165852, 207315, 217071, 241190, 272340, 276420, 289428, 361785, 410023, 414630, 434142, 482380, 723570, 820046, 829260, 868284, 1085355, 1230069, 1447140, 1640092, 2050115, 2170710, 2460138, 3690207, 4100230, 4341420, 4920276, 6150345, 7380414, 8200460, 12300690, 14760828, 18451035, 24601380, 36902070, 73804140]

約数ペア:

[(1, 73804140), (2, 36902070), (3, 24601380), (4, 18451035), (5, 14760828), (6, 12300690), (9, 8200460), (10, 7380414), (12, 6150345), (15, 4920276), (17, 4341420), (18, 4100230), (20, 3690207), (30, 2460138), (34, 2170710), (36, 2050115), (45, 1640092), (51, 1447140), (60, 1230069), (68, 1085355), (85, 868284), (89, 829260), (90, 820046), (102, 723570), (153, 482380), (170, 434142), (178, 414630), (180, 410023), (204, 361785), (255, 289428), (267, 276420), (271, 272340), (306, 241190), (340, 217071), (356, 207315), (445, 165852), (510, 144714), (534, 138210), (542, 136170), (612, 120595), (765, 96476), (801, 92140), (813, 90780), (890, 82926), (1020, 72357), (1068, 69105), (1084, 68085), (1335, 55284), (1355, 54468), (1513, 48780), (1530, 48238), (1602, 46070), (1626, 45390), (1780, 41463), (2439, 30260), (2670, 27642), (2710, 27234), (3026, 24390), (3060, 24119), (3204, 23035), (3252, 22695), (4005, 18428), (4065, 18156), (4539, 16260), (4607, 16020), (4878, 15130), (5340, 13821), (5420, 13617), (6052, 12195), (7565, 9756), (8010, 9214), (8130, 9078)]