1277938480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9239}}^1$

素因数の和:9291

約数の個数: 160

約数和(自身を含む): 3849753600

約数和(自身を除く): 2571815120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 665, 728, 760, 910, 988, 1040, 1064, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 2128, 2470, 2660, 3458, 3640, 3952, 4940, 5320, 6916, 7280, 8645, 9239, 9880, 10640, 13832, 17290, 18478, 19760, 27664, 34580, 36956, 46195, 64673, 69160, 73912, 92390, 120107, 129346, 138320, 147824, 175541, 184780, 240214, 258692, 323365, 351082, 369560, 480428, 517384, 600535, 646730, 702164, 739120, 840749, 877705, 960856, 1034768, 1201070, 1228787, 1293460, 1404328, 1681498, 1755410, 1921712, 2282033, 2402140, 2457574, 2586920, 2808656, 3362996, 3510820, 4203745, 4564066, 4804280, 4915148, 5173840, 6143935, 6725992, 7021640, 8407490, 9128132, 9608560, 9830296, 11410165, 12287870, 13451984, 14043280, 15974231, 16814980, 18256264, 19660592, 22820330, 24575740, 31948462, 33629960, 36512528, 45640660, 49151480, 63896924, 67259920, 79871155, 91281320, 98302960, 127793848, 159742310, 182562640, 255587696, 319484620, 638969240, 1277938480]

約数ペア:

[(1, 1277938480), (2, 638969240), (4, 319484620), (5, 255587696), (7, 182562640), (8, 159742310), (10, 127793848), (13, 98302960), (14, 91281320), (16, 79871155), (19, 67259920), (20, 63896924), (26, 49151480), (28, 45640660), (35, 36512528), (38, 33629960), (40, 31948462), (52, 24575740), (56, 22820330), (65, 19660592), (70, 18256264), (76, 16814980), (80, 15974231), (91, 14043280), (95, 13451984), (104, 12287870), (112, 11410165), (130, 9830296), (133, 9608560), (140, 9128132), (152, 8407490), (182, 7021640), (190, 6725992), (208, 6143935), (247, 5173840), (260, 4915148), (266, 4804280), (280, 4564066), (304, 4203745), (364, 3510820), (380, 3362996), (455, 2808656), (494, 2586920), (520, 2457574), (532, 2402140), (560, 2282033), (665, 1921712), (728, 1755410), (760, 1681498), (910, 1404328), (988, 1293460), (1040, 1228787), (1064, 1201070), (1235, 1034768), (1330, 960856), (1456, 877705), (1520, 840749), (1729, 739120), (1820, 702164), (1976, 646730), (2128, 600535), (2470, 517384), (2660, 480428), (3458, 369560), (3640, 351082), (3952, 323365), (4940, 258692), (5320, 240214), (6916, 184780), (7280, 175541), (8645, 147824), (9239, 138320), (9880, 129346), (10640, 120107), (13832, 92390), (17290, 73912), (18478, 69160), (19760, 64673), (27664, 46195), (34580, 36956)]