2009478420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{883}}^1$

素因数の和:1214

約数の個数: 144

約数和(自身を含む): 6255325440

約数和(自身を除く): 4245847020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 269, 282, 423, 470, 538, 564, 705, 807, 846, 883, 940, 1076, 1345, 1410, 1614, 1692, 1766, 2115, 2421, 2649, 2690, 2820, 3228, 3532, 4035, 4230, 4415, 4842, 5298, 5380, 7947, 8070, 8460, 8830, 9684, 10596, 12105, 12643, 13245, 15894, 16140, 17660, 24210, 25286, 26490, 31788, 37929, 39735, 41501, 48420, 50572, 52980, 63215, 75858, 79470, 83002, 113787, 124503, 126430, 151716, 158940, 166004, 189645, 207505, 227574, 237527, 249006, 252860, 373509, 379290, 415010, 455148, 475054, 498012, 568935, 622515, 712581, 747018, 758580, 830020, 950108, 1137870, 1187635, 1245030, 1425162, 1494036, 1867545, 2137743, 2275740, 2375270, 2490060, 2850324, 3562905, 3735090, 4275486, 4750540, 7125810, 7470180, 8550972, 10688715, 11163769, 14251620, 21377430, 22327538, 33491307, 42754860, 44655076, 55818845, 66982614, 100473921, 111637690, 133965228, 167456535, 200947842, 223275380, 334913070, 401895684, 502369605, 669826140, 1004739210, 2009478420]

約数ペア:

[(1, 2009478420), (2, 1004739210), (3, 669826140), (4, 502369605), (5, 401895684), (6, 334913070), (9, 223275380), (10, 200947842), (12, 167456535), (15, 133965228), (18, 111637690), (20, 100473921), (30, 66982614), (36, 55818845), (45, 44655076), (47, 42754860), (60, 33491307), (90, 22327538), (94, 21377430), (141, 14251620), (180, 11163769), (188, 10688715), (235, 8550972), (269, 7470180), (282, 7125810), (423, 4750540), (470, 4275486), (538, 3735090), (564, 3562905), (705, 2850324), (807, 2490060), (846, 2375270), (883, 2275740), (940, 2137743), (1076, 1867545), (1345, 1494036), (1410, 1425162), (1614, 1245030), (1692, 1187635), (1766, 1137870), (2115, 950108), (2421, 830020), (2649, 758580), (2690, 747018), (2820, 712581), (3228, 622515), (3532, 568935), (4035, 498012), (4230, 475054), (4415, 455148), (4842, 415010), (5298, 379290), (5380, 373509), (7947, 252860), (8070, 249006), (8460, 237527), (8830, 227574), (9684, 207505), (10596, 189645), (12105, 166004), (12643, 158940), (13245, 151716), (15894, 126430), (16140, 124503), (17660, 113787), (24210, 83002), (25286, 79470), (26490, 75858), (31788, 63215), (37929, 52980), (39735, 50572), (41501, 48420)]