178397700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 561422400

約数和(自身を除く): 383024700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 149, 150, 156, 195, 260, 298, 300, 307, 325, 390, 447, 596, 614, 650, 745, 780, 894, 921, 975, 1228, 1300, 1490, 1535, 1788, 1842, 1937, 1950, 2235, 2980, 3070, 3684, 3725, 3874, 3900, 3991, 4470, 4605, 5811, 6140, 7450, 7675, 7748, 7982, 8940, 9210, 9685, 11175, 11622, 11973, 14900, 15350, 15964, 18420, 19370, 19955, 22350, 23025, 23244, 23946, 29055, 30700, 38740, 39910, 44700, 45743, 46050, 47892, 48425, 58110, 59865, 79820, 91486, 92100, 96850, 99775, 116220, 119730, 137229, 145275, 182972, 193700, 199550, 228715, 239460, 274458, 290550, 299325, 399100, 457430, 548916, 581100, 594659, 598650, 686145, 914860, 1143575, 1189318, 1197300, 1372290, 1783977, 2287150, 2378636, 2744580, 2973295, 3430725, 3567954, 4574300, 5946590, 6861450, 7135908, 8919885, 11893180, 13722900, 14866475, 17839770, 29732950, 35679540, 44599425, 59465900, 89198850, 178397700]

約数ペア:

[(1, 178397700), (2, 89198850), (3, 59465900), (4, 44599425), (5, 35679540), (6, 29732950), (10, 17839770), (12, 14866475), (13, 13722900), (15, 11893180), (20, 8919885), (25, 7135908), (26, 6861450), (30, 5946590), (39, 4574300), (50, 3567954), (52, 3430725), (60, 2973295), (65, 2744580), (75, 2378636), (78, 2287150), (100, 1783977), (130, 1372290), (149, 1197300), (150, 1189318), (156, 1143575), (195, 914860), (260, 686145), (298, 598650), (300, 594659), (307, 581100), (325, 548916), (390, 457430), (447, 399100), (596, 299325), (614, 290550), (650, 274458), (745, 239460), (780, 228715), (894, 199550), (921, 193700), (975, 182972), (1228, 145275), (1300, 137229), (1490, 119730), (1535, 116220), (1788, 99775), (1842, 96850), (1937, 92100), (1950, 91486), (2235, 79820), (2980, 59865), (3070, 58110), (3684, 48425), (3725, 47892), (3874, 46050), (3900, 45743), (3991, 44700), (4470, 39910), (4605, 38740), (5811, 30700), (6140, 29055), (7450, 23946), (7675, 23244), (7748, 23025), (7982, 22350), (8940, 19955), (9210, 19370), (9685, 18420), (11175, 15964), (11622, 15350), (11973, 14900)]