29281980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 104767488

約数和(自身を除く): 75485508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 173, 182, 186, 195, 210, 217, 260, 273, 310, 346, 364, 372, 390, 403, 420, 434, 455, 465, 519, 546, 620, 651, 692, 780, 806, 865, 868, 910, 930, 1038, 1085, 1092, 1209, 1211, 1302, 1365, 1612, 1730, 1820, 1860, 2015, 2076, 2170, 2249, 2418, 2422, 2595, 2604, 2730, 2821, 3255, 3460, 3633, 4030, 4340, 4498, 4836, 4844, 5190, 5363, 5460, 5642, 6045, 6055, 6510, 6747, 7266, 8060, 8463, 8996, 10380, 10726, 11245, 11284, 12090, 12110, 13020, 13494, 14105, 14532, 15743, 16089, 16926, 18165, 21452, 22490, 24180, 24220, 26815, 26988, 28210, 31486, 32178, 33735, 33852, 36330, 37541, 42315, 44980, 47229, 53630, 56420, 62972, 64356, 67470, 69719, 72660, 75082, 78715, 80445, 84630, 94458, 107260, 112623, 134940, 139438, 150164, 157430, 160890, 169260, 187705, 188916, 209157, 225246, 236145, 278876, 314860, 321780, 348595, 375410, 418314, 450492, 472290, 488033, 563115, 697190, 750820, 836628, 944580, 976066, 1045785, 1126230, 1394380, 1464099, 1952132, 2091570, 2252460, 2440165, 2928198, 4183140, 4880330, 5856396, 7320495, 9760660, 14640990, 29281980]

約数ペア:

[(1, 29281980), (2, 14640990), (3, 9760660), (4, 7320495), (5, 5856396), (6, 4880330), (7, 4183140), (10, 2928198), (12, 2440165), (13, 2252460), (14, 2091570), (15, 1952132), (20, 1464099), (21, 1394380), (26, 1126230), (28, 1045785), (30, 976066), (31, 944580), (35, 836628), (39, 750820), (42, 697190), (52, 563115), (60, 488033), (62, 472290), (65, 450492), (70, 418314), (78, 375410), (84, 348595), (91, 321780), (93, 314860), (105, 278876), (124, 236145), (130, 225246), (140, 209157), (155, 188916), (156, 187705), (173, 169260), (182, 160890), (186, 157430), (195, 150164), (210, 139438), (217, 134940), (260, 112623), (273, 107260), (310, 94458), (346, 84630), (364, 80445), (372, 78715), (390, 75082), (403, 72660), (420, 69719), (434, 67470), (455, 64356), (465, 62972), (519, 56420), (546, 53630), (620, 47229), (651, 44980), (692, 42315), (780, 37541), (806, 36330), (865, 33852), (868, 33735), (910, 32178), (930, 31486), (1038, 28210), (1085, 26988), (1092, 26815), (1209, 24220), (1211, 24180), (1302, 22490), (1365, 21452), (1612, 18165), (1730, 16926), (1820, 16089), (1860, 15743), (2015, 14532), (2076, 14105), (2170, 13494), (2249, 13020), (2418, 12110), (2422, 12090), (2595, 11284), (2604, 11245), (2730, 10726), (2821, 10380), (3255, 8996), (3460, 8463), (3633, 8060), (4030, 7266), (4340, 6747), (4498, 6510), (4836, 6055), (4844, 6045), (5190, 5642), (5363, 5460)]