1306876620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:848

約数の個数: 192

約数和(自身を含む): 4423910400

約数和(自身を除く): 3117033780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 389, 399, 420, 421, 532, 570, 665, 778, 798, 842, 1140, 1167, 1263, 1330, 1556, 1596, 1684, 1945, 1995, 2105, 2334, 2526, 2660, 2723, 2947, 3890, 3990, 4210, 4668, 5052, 5446, 5835, 5894, 6315, 7391, 7780, 7980, 7999, 8169, 8420, 8841, 10892, 11670, 11788, 12630, 13615, 14735, 14782, 15998, 16338, 17682, 22173, 23340, 23997, 25260, 27230, 29470, 29564, 31996, 32676, 35364, 36955, 39995, 40845, 44205, 44346, 47994, 51737, 54460, 55993, 58940, 73910, 79990, 81690, 88410, 88692, 95988, 103474, 110865, 111986, 119985, 147820, 155211, 159980, 163380, 163769, 167979, 176820, 206948, 221730, 223972, 239970, 258685, 279965, 310422, 327538, 335958, 443460, 479940, 491307, 517370, 559930, 620844, 655076, 671916, 776055, 818845, 839895, 982614, 1034740, 1119860, 1146383, 1552110, 1637690, 1679790, 1965228, 2292766, 2456535, 3104220, 3111611, 3275380, 3359580, 3439149, 4585532, 4913070, 5731915, 6223222, 6878298, 9334833, 9826140, 11463830, 12446444, 13756596, 15558055, 17195745, 18669666, 21781277, 22927660, 31116110, 34391490, 37339332, 43562554, 46674165, 62232220, 65343831, 68782980, 87125108, 93348330, 108906385, 130687662, 186696660, 217812770, 261375324, 326719155, 435625540, 653438310, 1306876620]

約数ペア:

[(1, 1306876620), (2, 653438310), (3, 435625540), (4, 326719155), (5, 261375324), (6, 217812770), (7, 186696660), (10, 130687662), (12, 108906385), (14, 93348330), (15, 87125108), (19, 68782980), (20, 65343831), (21, 62232220), (28, 46674165), (30, 43562554), (35, 37339332), (38, 34391490), (42, 31116110), (57, 22927660), (60, 21781277), (70, 18669666), (76, 17195745), (84, 15558055), (95, 13756596), (105, 12446444), (114, 11463830), (133, 9826140), (140, 9334833), (190, 6878298), (210, 6223222), (228, 5731915), (266, 4913070), (285, 4585532), (380, 3439149), (389, 3359580), (399, 3275380), (420, 3111611), (421, 3104220), (532, 2456535), (570, 2292766), (665, 1965228), (778, 1679790), (798, 1637690), (842, 1552110), (1140, 1146383), (1167, 1119860), (1263, 1034740), (1330, 982614), (1556, 839895), (1596, 818845), (1684, 776055), (1945, 671916), (1995, 655076), (2105, 620844), (2334, 559930), (2526, 517370), (2660, 491307), (2723, 479940), (2947, 443460), (3890, 335958), (3990, 327538), (4210, 310422), (4668, 279965), (5052, 258685), (5446, 239970), (5835, 223972), (5894, 221730), (6315, 206948), (7391, 176820), (7780, 167979), (7980, 163769), (7999, 163380), (8169, 159980), (8420, 155211), (8841, 147820), (10892, 119985), (11670, 111986), (11788, 110865), (12630, 103474), (13615, 95988), (14735, 88692), (14782, 88410), (15998, 81690), (16338, 79990), (17682, 73910), (22173, 58940), (23340, 55993), (23997, 54460), (25260, 51737), (27230, 47994), (29470, 44346), (29564, 44205), (31996, 40845), (32676, 39995), (35364, 36955)]