228909420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:584

約数の個数: 144

約数和(自身を含む): 740638080

約数和(自身を除く): 511728660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 239, 255, 306, 313, 340, 478, 510, 612, 626, 717, 765, 939, 956, 1020, 1195, 1252, 1434, 1530, 1565, 1878, 2151, 2390, 2817, 2868, 3060, 3130, 3585, 3756, 4063, 4302, 4695, 4780, 5321, 5634, 6260, 7170, 8126, 8604, 9390, 10642, 10755, 11268, 12189, 14085, 14340, 15963, 16252, 18780, 20315, 21284, 21510, 24378, 26605, 28170, 31926, 36567, 40630, 43020, 47889, 48756, 53210, 56340, 60945, 63852, 73134, 74807, 79815, 81260, 95778, 106420, 121890, 146268, 149614, 159630, 182835, 191556, 224421, 239445, 243780, 299228, 319260, 365670, 374035, 448842, 478890, 673263, 731340, 748070, 897684, 957780, 1122105, 1271719, 1346526, 1496140, 2244210, 2543438, 2693052, 3366315, 3815157, 4488420, 5086876, 6358595, 6732630, 7630314, 11445471, 12717190, 13465260, 15260628, 19075785, 22890942, 25434380, 38151570, 45781884, 57227355, 76303140, 114454710, 228909420]

約数ペア:

[(1, 228909420), (2, 114454710), (3, 76303140), (4, 57227355), (5, 45781884), (6, 38151570), (9, 25434380), (10, 22890942), (12, 19075785), (15, 15260628), (17, 13465260), (18, 12717190), (20, 11445471), (30, 7630314), (34, 6732630), (36, 6358595), (45, 5086876), (51, 4488420), (60, 3815157), (68, 3366315), (85, 2693052), (90, 2543438), (102, 2244210), (153, 1496140), (170, 1346526), (180, 1271719), (204, 1122105), (239, 957780), (255, 897684), (306, 748070), (313, 731340), (340, 673263), (478, 478890), (510, 448842), (612, 374035), (626, 365670), (717, 319260), (765, 299228), (939, 243780), (956, 239445), (1020, 224421), (1195, 191556), (1252, 182835), (1434, 159630), (1530, 149614), (1565, 146268), (1878, 121890), (2151, 106420), (2390, 95778), (2817, 81260), (2868, 79815), (3060, 74807), (3130, 73134), (3585, 63852), (3756, 60945), (4063, 56340), (4302, 53210), (4695, 48756), (4780, 47889), (5321, 43020), (5634, 40630), (6260, 36567), (7170, 31926), (8126, 28170), (8604, 26605), (9390, 24378), (10642, 21510), (10755, 21284), (11268, 20315), (12189, 18780), (14085, 16252), (14340, 15963)]