23907780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 82830384

約数和(自身を除く): 58922604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 601, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1202, 1326, 1530, 1803, 1989, 2210, 2340, 2404, 2652, 3005, 3060, 3315, 3606, 3978, 4420, 5409, 6010, 6630, 7212, 7813, 7956, 9015, 9945, 10217, 10818, 12020, 13260, 15626, 18030, 19890, 20434, 21636, 23439, 27045, 30651, 31252, 36060, 39065, 39780, 40868, 46878, 51085, 54090, 61302, 70317, 78130, 91953, 93756, 102170, 108180, 117195, 122604, 132821, 140634, 153255, 156260, 183906, 204340, 234390, 265642, 281268, 306510, 351585, 367812, 398463, 459765, 468780, 531284, 613020, 664105, 703170, 796926, 919530, 1195389, 1328210, 1406340, 1593852, 1839060, 1992315, 2390778, 2656420, 3984630, 4781556, 5976945, 7969260, 11953890, 23907780]

約数ペア:

[(1, 23907780), (2, 11953890), (3, 7969260), (4, 5976945), (5, 4781556), (6, 3984630), (9, 2656420), (10, 2390778), (12, 1992315), (13, 1839060), (15, 1593852), (17, 1406340), (18, 1328210), (20, 1195389), (26, 919530), (30, 796926), (34, 703170), (36, 664105), (39, 613020), (45, 531284), (51, 468780), (52, 459765), (60, 398463), (65, 367812), (68, 351585), (78, 306510), (85, 281268), (90, 265642), (102, 234390), (117, 204340), (130, 183906), (153, 156260), (156, 153255), (170, 140634), (180, 132821), (195, 122604), (204, 117195), (221, 108180), (234, 102170), (255, 93756), (260, 91953), (306, 78130), (340, 70317), (390, 61302), (442, 54090), (468, 51085), (510, 46878), (585, 40868), (601, 39780), (612, 39065), (663, 36060), (765, 31252), (780, 30651), (884, 27045), (1020, 23439), (1105, 21636), (1170, 20434), (1202, 19890), (1326, 18030), (1530, 15626), (1803, 13260), (1989, 12020), (2210, 10818), (2340, 10217), (2404, 9945), (2652, 9015), (3005, 7956), (3060, 7813), (3315, 7212), (3606, 6630), (3978, 6010), (4420, 5409)]