187809720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9765

約数の個数: 128

約数和(自身を含む): 671984640

約数和(自身を除く): 484174920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 9721, 19320, 19442, 29163, 38884, 48605, 58326, 68047, 77768, 97210, 116652, 136094, 145815, 194420, 204141, 223583, 233304, 272188, 291630, 340235, 388840, 408282, 447166, 544376, 583260, 670749, 680470, 816564, 894332, 1020705, 1117915, 1166520, 1341498, 1360940, 1565081, 1633128, 1788664, 2041410, 2235830, 2682996, 2721880, 3130162, 3353745, 4082820, 4471660, 4695243, 5365992, 6260324, 6707490, 7825405, 8165640, 8943320, 9390486, 12520648, 13414980, 15650810, 18780972, 23476215, 26829960, 31301620, 37561944, 46952430, 62603240, 93904860, 187809720]

約数ペア:

[(1, 187809720), (2, 93904860), (3, 62603240), (4, 46952430), (5, 37561944), (6, 31301620), (7, 26829960), (8, 23476215), (10, 18780972), (12, 15650810), (14, 13414980), (15, 12520648), (20, 9390486), (21, 8943320), (23, 8165640), (24, 7825405), (28, 6707490), (30, 6260324), (35, 5365992), (40, 4695243), (42, 4471660), (46, 4082820), (56, 3353745), (60, 3130162), (69, 2721880), (70, 2682996), (84, 2235830), (92, 2041410), (105, 1788664), (115, 1633128), (120, 1565081), (138, 1360940), (140, 1341498), (161, 1166520), (168, 1117915), (184, 1020705), (210, 894332), (230, 816564), (276, 680470), (280, 670749), (322, 583260), (345, 544376), (420, 447166), (460, 408282), (483, 388840), (552, 340235), (644, 291630), (690, 272188), (805, 233304), (840, 223583), (920, 204141), (966, 194420), (1288, 145815), (1380, 136094), (1610, 116652), (1932, 97210), (2415, 77768), (2760, 68047), (3220, 58326), (3864, 48605), (4830, 38884), (6440, 29163), (9660, 19442), (9721, 19320)]