127403780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 326592000

約数和(自身を除く): 199188220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 199, 238, 269, 340, 398, 476, 538, 595, 796, 995, 1076, 1190, 1345, 1393, 1883, 1990, 2380, 2690, 2786, 3383, 3766, 3980, 4573, 5380, 5572, 6766, 6965, 7532, 9146, 9415, 13532, 13930, 16915, 18292, 18830, 22865, 23681, 27860, 32011, 33830, 37660, 45730, 47362, 53531, 64022, 67660, 91460, 94724, 107062, 118405, 128044, 160055, 214124, 236810, 267655, 320110, 374717, 473620, 535310, 640220, 749434, 910027, 1070620, 1498868, 1820054, 1873585, 3640108, 3747170, 4550135, 6370189, 7494340, 9100270, 12740378, 18200540, 25480756, 31850945, 63701890, 127403780]

約数ペア:

[(1, 127403780), (2, 63701890), (4, 31850945), (5, 25480756), (7, 18200540), (10, 12740378), (14, 9100270), (17, 7494340), (20, 6370189), (28, 4550135), (34, 3747170), (35, 3640108), (68, 1873585), (70, 1820054), (85, 1498868), (119, 1070620), (140, 910027), (170, 749434), (199, 640220), (238, 535310), (269, 473620), (340, 374717), (398, 320110), (476, 267655), (538, 236810), (595, 214124), (796, 160055), (995, 128044), (1076, 118405), (1190, 107062), (1345, 94724), (1393, 91460), (1883, 67660), (1990, 64022), (2380, 53531), (2690, 47362), (2786, 45730), (3383, 37660), (3766, 33830), (3980, 32011), (4573, 27860), (5380, 23681), (5572, 22865), (6766, 18830), (6965, 18292), (7532, 16915), (9146, 13930), (9415, 13532)]