77693440

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 134435840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 89, 110, 124, 128, 155, 160, 176, 178, 220, 248, 256, 310, 320, 341, 352, 356, 440, 445, 496, 512, 620, 640, 682, 704, 712, 880, 890, 979, 992, 1240, 1280, 1364, 1408, 1424, 1705, 1760, 1780, 1958, 1984, 2480, 2560, 2728, 2759, 2816, 2848, 3410, 3520, 3560, 3916, 3968, 4895, 4960, 5456, 5518, 5632, 5696, 6820, 7040, 7120, 7832, 7936, 9790, 9920, 10912, 11036, 11392, 13640, 13795, 14080, 14240, 15664, 15872, 19580, 19840, 21824, 22072, 22784, 27280, 27590, 28160, 28480, 30349, 31328, 39160, 39680, 43648, 44144, 45568, 54560, 55180, 56960, 60698, 62656, 78320, 79360, 87296, 88288, 109120, 110360, 113920, 121396, 125312, 151745, 156640, 174592, 176576, 218240, 220720, 227840, 242792, 250624, 303490, 313280, 353152, 436480, 441440, 485584, 501248, 606980, 626560, 706304, 872960, 882880, 971168, 1213960, 1253120, 1412608, 1765760, 1942336, 2427920, 2506240, 3531520, 3884672, 4855840, 7063040, 7769344, 9711680, 15538688, 19423360, 38846720, 77693440]

約数ペア:

[(1, 77693440), (2, 38846720), (4, 19423360), (5, 15538688), (8, 9711680), (10, 7769344), (11, 7063040), (16, 4855840), (20, 3884672), (22, 3531520), (31, 2506240), (32, 2427920), (40, 1942336), (44, 1765760), (55, 1412608), (62, 1253120), (64, 1213960), (80, 971168), (88, 882880), (89, 872960), (110, 706304), (124, 626560), (128, 606980), (155, 501248), (160, 485584), (176, 441440), (178, 436480), (220, 353152), (248, 313280), (256, 303490), (310, 250624), (320, 242792), (341, 227840), (352, 220720), (356, 218240), (440, 176576), (445, 174592), (496, 156640), (512, 151745), (620, 125312), (640, 121396), (682, 113920), (704, 110360), (712, 109120), (880, 88288), (890, 87296), (979, 79360), (992, 78320), (1240, 62656), (1280, 60698), (1364, 56960), (1408, 55180), (1424, 54560), (1705, 45568), (1760, 44144), (1780, 43648), (1958, 39680), (1984, 39160), (2480, 31328), (2560, 30349), (2728, 28480), (2759, 28160), (2816, 27590), (2848, 27280), (3410, 22784), (3520, 22072), (3560, 21824), (3916, 19840), (3968, 19580), (4895, 15872), (4960, 15664), (5456, 14240), (5518, 14080), (5632, 13795), (5696, 13640), (6820, 11392), (7040, 11036), (7120, 10912), (7832, 9920), (7936, 9790)]