78021840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1$

素因数の和:1517

約数の個数: 160

約数和(自身を含む): 275982336

約数和(自身を除く): 197960496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1326, 1360, 1471, 1560, 1768, 2040, 2210, 2652, 2942, 3120, 3315, 3536, 4080, 4413, 4420, 5304, 5884, 6630, 7355, 8826, 8840, 10608, 11768, 13260, 14710, 17652, 17680, 19123, 22065, 23536, 25007, 26520, 29420, 35304, 38246, 44130, 50014, 53040, 57369, 58840, 70608, 75021, 76492, 88260, 95615, 100028, 114738, 117680, 125035, 150042, 152984, 176520, 191230, 200056, 229476, 250070, 286845, 300084, 305968, 325091, 353040, 375105, 382460, 400112, 458952, 500140, 573690, 600168, 650182, 750210, 764920, 917904, 975273, 1000280, 1147380, 1200336, 1300364, 1500420, 1529840, 1625455, 1950546, 2000560, 2294760, 2600728, 3000840, 3250910, 3901092, 4589520, 4876365, 5201456, 6001680, 6501820, 7802184, 9752730, 13003640, 15604368, 19505460, 26007280, 39010920, 78021840]

約数ペア:

[(1, 78021840), (2, 39010920), (3, 26007280), (4, 19505460), (5, 15604368), (6, 13003640), (8, 9752730), (10, 7802184), (12, 6501820), (13, 6001680), (15, 5201456), (16, 4876365), (17, 4589520), (20, 3901092), (24, 3250910), (26, 3000840), (30, 2600728), (34, 2294760), (39, 2000560), (40, 1950546), (48, 1625455), (51, 1529840), (52, 1500420), (60, 1300364), (65, 1200336), (68, 1147380), (78, 1000280), (80, 975273), (85, 917904), (102, 764920), (104, 750210), (120, 650182), (130, 600168), (136, 573690), (156, 500140), (170, 458952), (195, 400112), (204, 382460), (208, 375105), (221, 353040), (240, 325091), (255, 305968), (260, 300084), (272, 286845), (312, 250070), (340, 229476), (390, 200056), (408, 191230), (442, 176520), (510, 152984), (520, 150042), (624, 125035), (663, 117680), (680, 114738), (780, 100028), (816, 95615), (884, 88260), (1020, 76492), (1040, 75021), (1105, 70608), (1326, 58840), (1360, 57369), (1471, 53040), (1560, 50014), (1768, 44130), (2040, 38246), (2210, 35304), (2652, 29420), (2942, 26520), (3120, 25007), (3315, 23536), (3536, 22065), (4080, 19123), (4413, 17680), (4420, 17652), (5304, 14710), (5884, 13260), (6630, 11768), (7355, 10608), (8826, 8840)]