128398656

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:672

約数の個数: 112

約数和(自身を含む): 364093760

約数和(自身を除く): 235695104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 61, 64, 76, 96, 114, 122, 152, 183, 192, 228, 244, 304, 366, 456, 488, 577, 608, 732, 912, 976, 1154, 1159, 1216, 1464, 1731, 1824, 1952, 2308, 2318, 2928, 3462, 3477, 3648, 3904, 4616, 4636, 5856, 6924, 6954, 9232, 9272, 10963, 11712, 13848, 13908, 18464, 18544, 21926, 27696, 27816, 32889, 35197, 36928, 37088, 43852, 55392, 55632, 65778, 70394, 74176, 87704, 105591, 110784, 111264, 131556, 140788, 175408, 211182, 222528, 263112, 281576, 350816, 422364, 526224, 563152, 668743, 701632, 844728, 1052448, 1126304, 1337486, 1689456, 2006229, 2104896, 2252608, 2674972, 3378912, 4012458, 5349944, 6757824, 8024916, 10699888, 16049832, 21399776, 32099664, 42799552, 64199328, 128398656]

約数ペア:

[(1, 128398656), (2, 64199328), (3, 42799552), (4, 32099664), (6, 21399776), (8, 16049832), (12, 10699888), (16, 8024916), (19, 6757824), (24, 5349944), (32, 4012458), (38, 3378912), (48, 2674972), (57, 2252608), (61, 2104896), (64, 2006229), (76, 1689456), (96, 1337486), (114, 1126304), (122, 1052448), (152, 844728), (183, 701632), (192, 668743), (228, 563152), (244, 526224), (304, 422364), (366, 350816), (456, 281576), (488, 263112), (577, 222528), (608, 211182), (732, 175408), (912, 140788), (976, 131556), (1154, 111264), (1159, 110784), (1216, 105591), (1464, 87704), (1731, 74176), (1824, 70394), (1952, 65778), (2308, 55632), (2318, 55392), (2928, 43852), (3462, 37088), (3477, 36928), (3648, 35197), (3904, 32889), (4616, 27816), (4636, 27696), (5856, 21926), (6924, 18544), (6954, 18464), (9232, 13908), (9272, 13848), (10963, 11712)]