16878996890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{2693}}^1$

素因数の和:2976

約数の個数: 128

約数和(自身を含む): 38545320960

約数和(自身を除く): 21666324070

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 229, 230, 238, 322, 391, 458, 595, 782, 805, 1145, 1190, 1603, 1610, 1955, 2290, 2693, 2737, 3206, 3893, 3910, 5267, 5386, 5474, 7786, 8015, 10534, 13465, 13685, 16030, 18851, 19465, 26335, 26930, 27251, 27370, 36869, 37702, 38930, 45781, 52670, 54502, 61939, 73738, 89539, 91562, 94255, 123878, 136255, 179078, 184345, 188510, 228905, 272510, 309695, 320467, 368690, 433573, 447695, 457810, 616697, 619390, 626773, 640934, 867146, 895390, 1052963, 1233394, 1253546, 1602335, 2105926, 2167865, 3083485, 3133865, 3204670, 4316879, 4335730, 5264815, 6166970, 6267730, 7370741, 8633758, 10483849, 10529630, 14184031, 14741482, 20967698, 21584395, 28368062, 36853705, 43168790, 52419245, 70920155, 73386943, 73707410, 99288217, 104838490, 141840310, 146773886, 198576434, 241128527, 366934715, 482257054, 496441085, 733869430, 992882170, 1205642635, 1687899689, 2411285270, 3375799378, 8439498445, 16878996890]

約数ペア:

[(1, 16878996890), (2, 8439498445), (5, 3375799378), (7, 2411285270), (10, 1687899689), (14, 1205642635), (17, 992882170), (23, 733869430), (34, 496441085), (35, 482257054), (46, 366934715), (70, 241128527), (85, 198576434), (115, 146773886), (119, 141840310), (161, 104838490), (170, 99288217), (229, 73707410), (230, 73386943), (238, 70920155), (322, 52419245), (391, 43168790), (458, 36853705), (595, 28368062), (782, 21584395), (805, 20967698), (1145, 14741482), (1190, 14184031), (1603, 10529630), (1610, 10483849), (1955, 8633758), (2290, 7370741), (2693, 6267730), (2737, 6166970), (3206, 5264815), (3893, 4335730), (3910, 4316879), (5267, 3204670), (5386, 3133865), (5474, 3083485), (7786, 2167865), (8015, 2105926), (10534, 1602335), (13465, 1253546), (13685, 1233394), (16030, 1052963), (18851, 895390), (19465, 867146), (26335, 640934), (26930, 626773), (27251, 619390), (27370, 616697), (36869, 457810), (37702, 447695), (38930, 433573), (45781, 368690), (52670, 320467), (54502, 309695), (61939, 272510), (73738, 228905), (89539, 188510), (91562, 184345), (94255, 179078), (123878, 136255)]