72121560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3733}}^1$

素因数の和:3777

約数の個数: 128

約数和(自身を含む): 258094080

約数和(自身を除く): 185972520

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, 3733, 3864, 4830, 6440, 7466, 9660, 11199, 14932, 18665, 19320, 22398, 26131, 29864, 37330, 44796, 52262, 55995, 74660, 78393, 85859, 89592, 104524, 111990, 130655, 149320, 156786, 171718, 209048, 223980, 257577, 261310, 313572, 343436, 391965, 429295, 447960, 515154, 522620, 601013, 627144, 686872, 783930, 858590, 1030308, 1045240, 1202026, 1287885, 1567860, 1717180, 1803039, 2060616, 2404052, 2575770, 3005065, 3135720, 3434360, 3606078, 4808104, 5151540, 6010130, 7212156, 9015195, 10303080, 12020260, 14424312, 18030390, 24040520, 36060780, 72121560]

約数ペア:

[(1, 72121560), (2, 36060780), (3, 24040520), (4, 18030390), (5, 14424312), (6, 12020260), (7, 10303080), (8, 9015195), (10, 7212156), (12, 6010130), (14, 5151540), (15, 4808104), (20, 3606078), (21, 3434360), (23, 3135720), (24, 3005065), (28, 2575770), (30, 2404052), (35, 2060616), (40, 1803039), (42, 1717180), (46, 1567860), (56, 1287885), (60, 1202026), (69, 1045240), (70, 1030308), (84, 858590), (92, 783930), (105, 686872), (115, 627144), (120, 601013), (138, 522620), (140, 515154), (161, 447960), (168, 429295), (184, 391965), (210, 343436), (230, 313572), (276, 261310), (280, 257577), (322, 223980), (345, 209048), (420, 171718), (460, 156786), (483, 149320), (552, 130655), (644, 111990), (690, 104524), (805, 89592), (840, 85859), (920, 78393), (966, 74660), (1288, 55995), (1380, 52262), (1610, 44796), (1932, 37330), (2415, 29864), (2760, 26131), (3220, 22398), (3733, 19320), (3864, 18665), (4830, 14932), (6440, 11199), (7466, 9660)]