281657520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6863}}^1$

素因数の和:6904

約数の個数: 160

約数和(自身を含む): 1021363200

約数和(自身を除く): 739705680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6840, 6863, 8208, 10260, 13680, 13726, 20520, 20589, 27452, 34315, 41040, 41178, 54904, 61767, 68630, 82356, 102945, 109808, 123534, 130397, 137260, 164712, 185301, 205890, 247068, 260794, 274520, 308835, 329424, 370602, 391191, 411780, 494136, 521588, 549040, 617670, 651985, 741204, 782382, 823560, 926505, 988272, 1043176, 1173573, 1235340, 1303970, 1482408, 1564764, 1647120, 1853010, 1955955, 2086352, 2347146, 2470680, 2607940, 2964816, 3129528, 3520719, 3706020, 3911910, 4694292, 4941360, 5215880, 5867865, 6259056, 7041438, 7412040, 7823820, 9388584, 10431760, 11735730, 14082876, 14824080, 15647640, 17603595, 18777168, 23471460, 28165752, 31295280, 35207190, 46942920, 56331504, 70414380, 93885840, 140828760, 281657520]

約数ペア:

[(1, 281657520), (2, 140828760), (3, 93885840), (4, 70414380), (5, 56331504), (6, 46942920), (8, 35207190), (9, 31295280), (10, 28165752), (12, 23471460), (15, 18777168), (16, 17603595), (18, 15647640), (19, 14824080), (20, 14082876), (24, 11735730), (27, 10431760), (30, 9388584), (36, 7823820), (38, 7412040), (40, 7041438), (45, 6259056), (48, 5867865), (54, 5215880), (57, 4941360), (60, 4694292), (72, 3911910), (76, 3706020), (80, 3520719), (90, 3129528), (95, 2964816), (108, 2607940), (114, 2470680), (120, 2347146), (135, 2086352), (144, 1955955), (152, 1853010), (171, 1647120), (180, 1564764), (190, 1482408), (216, 1303970), (228, 1235340), (240, 1173573), (270, 1043176), (285, 988272), (304, 926505), (342, 823560), (360, 782382), (380, 741204), (432, 651985), (456, 617670), (513, 549040), (540, 521588), (570, 494136), (684, 411780), (720, 391191), (760, 370602), (855, 329424), (912, 308835), (1026, 274520), (1080, 260794), (1140, 247068), (1368, 205890), (1520, 185301), (1710, 164712), (2052, 137260), (2160, 130397), (2280, 123534), (2565, 109808), (2736, 102945), (3420, 82356), (4104, 68630), (4560, 61767), (5130, 54904), (6840, 41178), (6863, 41040), (8208, 34315), (10260, 27452), (13680, 20589), (13726, 20520)]