284985480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 256

約数和(自身を含む): 975421440

約数和(自身を除く): 690435960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 71, 78, 83, 93, 104, 120, 124, 130, 142, 155, 156, 166, 186, 195, 213, 248, 249, 260, 284, 310, 312, 332, 355, 372, 390, 403, 415, 426, 465, 498, 520, 568, 620, 664, 710, 744, 780, 806, 830, 852, 923, 930, 996, 1065, 1079, 1209, 1240, 1245, 1420, 1560, 1612, 1660, 1704, 1846, 1860, 1992, 2015, 2130, 2158, 2201, 2418, 2490, 2573, 2769, 2840, 3224, 3237, 3320, 3692, 3720, 4030, 4260, 4316, 4402, 4615, 4836, 4980, 5146, 5395, 5538, 5893, 6045, 6474, 6603, 7384, 7719, 8060, 8520, 8632, 8804, 9230, 9672, 9960, 10292, 10790, 11005, 11076, 11786, 12090, 12865, 12948, 13206, 13845, 15438, 16120, 16185, 17608, 17679, 18460, 20584, 21580, 22010, 22152, 23572, 24180, 25730, 25896, 26412, 27690, 28613, 29465, 30876, 32370, 33015, 33449, 35358, 36920, 38595, 43160, 44020, 47144, 48360, 51460, 52824, 55380, 57226, 58930, 61752, 64740, 66030, 66898, 70716, 76609, 77190, 85839, 88040, 88395, 100347, 102920, 110760, 114452, 117860, 129480, 132060, 133796, 141432, 143065, 153218, 154380, 167245, 171678, 176790, 182683, 200694, 228904, 229827, 235720, 264120, 267592, 286130, 306436, 308760, 334490, 343356, 353580, 365366, 383045, 401388, 429195, 459654, 501735, 548049, 572260, 612872, 668980, 686712, 707160, 730732, 766090, 802776, 858390, 913415, 919308, 1003470, 1096098, 1144520, 1149135, 1337960, 1461464, 1532180, 1716780, 1826830, 1838616, 2006940, 2192196, 2298270, 2374879, 2740245, 3064360, 3433560, 3653660, 4013880, 4384392, 4596540, 4749758, 5480490, 7124637, 7307320, 9193080, 9499516, 10960980, 11874395, 14249274, 18999032, 21921960, 23748790, 28498548, 35623185, 47497580, 56997096, 71246370, 94995160, 142492740, 284985480]

約数ペア:

[(1, 284985480), (2, 142492740), (3, 94995160), (4, 71246370), (5, 56997096), (6, 47497580), (8, 35623185), (10, 28498548), (12, 23748790), (13, 21921960), (15, 18999032), (20, 14249274), (24, 11874395), (26, 10960980), (30, 9499516), (31, 9193080), (39, 7307320), (40, 7124637), (52, 5480490), (60, 4749758), (62, 4596540), (65, 4384392), (71, 4013880), (78, 3653660), (83, 3433560), (93, 3064360), (104, 2740245), (120, 2374879), (124, 2298270), (130, 2192196), (142, 2006940), (155, 1838616), (156, 1826830), (166, 1716780), (186, 1532180), (195, 1461464), (213, 1337960), (248, 1149135), (249, 1144520), (260, 1096098), (284, 1003470), (310, 919308), (312, 913415), (332, 858390), (355, 802776), (372, 766090), (390, 730732), (403, 707160), (415, 686712), (426, 668980), (465, 612872), (498, 572260), (520, 548049), (568, 501735), (620, 459654), (664, 429195), (710, 401388), (744, 383045), (780, 365366), (806, 353580), (830, 343356), (852, 334490), (923, 308760), (930, 306436), (996, 286130), (1065, 267592), (1079, 264120), (1209, 235720), (1240, 229827), (1245, 228904), (1420, 200694), (1560, 182683), (1612, 176790), (1660, 171678), (1704, 167245), (1846, 154380), (1860, 153218), (1992, 143065), (2015, 141432), (2130, 133796), (2158, 132060), (2201, 129480), (2418, 117860), (2490, 114452), (2573, 110760), (2769, 102920), (2840, 100347), (3224, 88395), (3237, 88040), (3320, 85839), (3692, 77190), (3720, 76609), (4030, 70716), (4260, 66898), (4316, 66030), (4402, 64740), (4615, 61752), (4836, 58930), (4980, 57226), (5146, 55380), (5395, 52824), (5538, 51460), (5893, 48360), (6045, 47144), (6474, 44020), (6603, 43160), (7384, 38595), (7719, 36920), (8060, 35358), (8520, 33449), (8632, 33015), (8804, 32370), (9230, 30876), (9672, 29465), (9960, 28613), (10292, 27690), (10790, 26412), (11005, 25896), (11076, 25730), (11786, 24180), (12090, 23572), (12865, 22152), (12948, 22010), (13206, 21580), (13845, 20584), (15438, 18460), (16120, 17679), (16185, 17608)]