144290864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 309980160

約数和(自身を除く): 165689296

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 61, 62, 76, 122, 124, 152, 244, 248, 251, 304, 488, 496, 502, 589, 976, 1004, 1159, 1178, 1891, 2008, 2318, 2356, 3782, 4016, 4636, 4712, 4769, 7564, 7781, 9272, 9424, 9538, 15128, 15311, 15562, 18544, 19076, 30256, 30622, 31124, 35929, 38152, 61244, 62248, 71858, 76304, 122488, 124496, 143716, 147839, 244976, 287432, 290909, 295678, 474641, 574864, 581818, 591356, 949282, 1163636, 1182712, 1898564, 2327272, 2365424, 3797128, 4654544, 7594256, 9018179, 18036358, 36072716, 72145432, 144290864]

約数ペア:

[(1, 144290864), (2, 72145432), (4, 36072716), (8, 18036358), (16, 9018179), (19, 7594256), (31, 4654544), (38, 3797128), (61, 2365424), (62, 2327272), (76, 1898564), (122, 1182712), (124, 1163636), (152, 949282), (244, 591356), (248, 581818), (251, 574864), (304, 474641), (488, 295678), (496, 290909), (502, 287432), (589, 244976), (976, 147839), (1004, 143716), (1159, 124496), (1178, 122488), (1891, 76304), (2008, 71858), (2318, 62248), (2356, 61244), (3782, 38152), (4016, 35929), (4636, 31124), (4712, 30622), (4769, 30256), (7564, 19076), (7781, 18544), (9272, 15562), (9424, 15311), (9538, 15128)]